Home / 17,765.07-24,515.76-9,807.28

Finding the Fourth Proportional to 17,765.07, 24,515.76 and 9,807.28

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Solution

The fourth proportional to 17,765.07, 24,515.76 and 9,807.28 is: 13,534.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,765.07 : 24,515.76 = 9,807.28 : x
  2. Step 2: Convert to fraction form
    17,765.07/24,515.76 = 9,807.28/x
  3. Step 3: Cross multiply
    17,765.07x = 24,515.76 × 9,807.28
  4. Step 4: Simplify right side
    17,765.07x = 240,432,898.22
  5. Step 5: Solve for x
    x = 240,432,898.22/17,765.07
  6. Step 6: Final answer
    x = 13,534.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.