Home / 16,517.12-22,792.48-9,802.40

Finding the Fourth Proportional to 16,517.12, 22,792.48 and 9,802.40

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Solution

The fourth proportional to 16,517.12, 22,792.48 and 9,802.40 is: 13,526.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,517.12 : 22,792.48 = 9,802.40 : x
  2. Step 2: Convert to fraction form
    16,517.12/22,792.48 = 9,802.40/x
  3. Step 3: Cross multiply
    16,517.12x = 22,792.48 × 9,802.40
  4. Step 4: Simplify right side
    16,517.12x = 223,421,005.95
  5. Step 5: Solve for x
    x = 223,421,005.95/16,517.12
  6. Step 6: Final answer
    x = 13,526.63

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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.