Home / 22,746.42-31,395.18-14,774.80

Finding the Fourth Proportional to 22,746.42, 31,395.18 and 14,774.80

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Solution

The fourth proportional to 22,746.42, 31,395.18 and 14,774.80 is: 20,392.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,746.42 : 31,395.18 = 14,774.80 : x
  2. Step 2: Convert to fraction form
    22,746.42/31,395.18 = 14,774.80/x
  3. Step 3: Cross multiply
    22,746.42x = 31,395.18 × 14,774.80
  4. Step 4: Simplify right side
    22,746.42x = 463,857,505.46
  5. Step 5: Solve for x
    x = 463,857,505.46/22,746.42
  6. Step 6: Final answer
    x = 20,392.55

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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.