Home / 14,577.60-21,866.40-14,358.90

Finding the Fourth Proportional to 14,577.60, 21,866.40 and 14,358.90

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Solution

The fourth proportional to 14,577.60, 21,866.40 and 14,358.90 is: 21,538.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,577.60 : 21,866.40 = 14,358.90 : x
  2. Step 2: Convert to fraction form
    14,577.60/21,866.40 = 14,358.90/x
  3. Step 3: Cross multiply
    14,577.60x = 21,866.40 × 14,358.90
  4. Step 4: Simplify right side
    14,577.60x = 313,977,450.96
  5. Step 5: Solve for x
    x = 313,977,450.96/14,577.60
  6. Step 6: Final answer
    x = 21,538.35

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.