Home / 15,982.84-22,066.59-10,320.13

Finding the Fourth Proportional to 15,982.84, 22,066.59 and 10,320.13

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Solution

The fourth proportional to 15,982.84, 22,066.59 and 10,320.13 is: 14,248.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,982.84 : 22,066.59 = 10,320.13 : x
  2. Step 2: Convert to fraction form
    15,982.84/22,066.59 = 10,320.13/x
  3. Step 3: Cross multiply
    15,982.84x = 22,066.59 × 10,320.13
  4. Step 4: Simplify right side
    15,982.84x = 227,730,077.46
  5. Step 5: Solve for x
    x = 227,730,077.46/15,982.84
  6. Step 6: Final answer
    x = 14,248.41

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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.