Home / 14,010.60-21,017.12-4,648.64

Finding the Fourth Proportional to 14,010.60, 21,017.12 and 4,648.64

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Solution

The fourth proportional to 14,010.60, 21,017.12 and 4,648.64 is: 6,973.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,010.60 : 21,017.12 = 4,648.64 : x
  2. Step 2: Convert to fraction form
    14,010.60/21,017.12 = 4,648.64/x
  3. Step 3: Cross multiply
    14,010.60x = 21,017.12 × 4,648.64
  4. Step 4: Simplify right side
    14,010.60x = 97,701,024.72
  5. Step 5: Solve for x
    x = 97,701,024.72/14,010.60
  6. Step 6: Final answer
    x = 6,973.36

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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.