Home / 14,042.60-21,069.63-9,047.58

Finding the Fourth Proportional to 14,042.60, 21,069.63 and 9,047.58

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Solution

The fourth proportional to 14,042.60, 21,069.63 and 9,047.58 is: 13,575.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,042.60 : 21,069.63 = 9,047.58 : x
  2. Step 2: Convert to fraction form
    14,042.60/21,069.63 = 9,047.58/x
  3. Step 3: Cross multiply
    14,042.60x = 21,069.63 × 9,047.58
  4. Step 4: Simplify right side
    14,042.60x = 190,629,117.76
  5. Step 5: Solve for x
    x = 190,629,117.76/14,042.60
  6. Step 6: Final answer
    x = 13,575.06

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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.