Home / 22,881.04-31,570.98-13,446.16

Finding the Fourth Proportional to 22,881.04, 31,570.98 and 13,446.16

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Solution

The fourth proportional to 22,881.04, 31,570.98 and 13,446.16 is: 18,552.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,881.04 : 31,570.98 = 13,446.16 : x
  2. Step 2: Convert to fraction form
    22,881.04/31,570.98 = 13,446.16/x
  3. Step 3: Cross multiply
    22,881.04x = 31,570.98 × 13,446.16
  4. Step 4: Simplify right side
    22,881.04x = 424,508,448.44
  5. Step 5: Solve for x
    x = 424,508,448.44/22,881.04
  6. Step 6: Final answer
    x = 18,552.85

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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.