Home / 9,351.60-14,027.40-9,265.20

Finding the Fourth Proportional to 9,351.60, 14,027.40 and 9,265.20

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Solution

The fourth proportional to 9,351.60, 14,027.40 and 9,265.20 is: 13,897.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,351.60 : 14,027.40 = 9,265.20 : x
  2. Step 2: Convert to fraction form
    9,351.60/14,027.40 = 9,265.20/x
  3. Step 3: Cross multiply
    9,351.60x = 14,027.40 × 9,265.20
  4. Step 4: Simplify right side
    9,351.60x = 129,966,666.48
  5. Step 5: Solve for x
    x = 129,966,666.48/9,351.60
  6. Step 6: Final answer
    x = 13,897.80

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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.