Home / 18,458.72-27,681.60-14,752.16

Finding the Fourth Proportional to 18,458.72, 27,681.60 and 14,752.16

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Solution

The fourth proportional to 18,458.72, 27,681.60 and 14,752.16 is: 22,123.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,458.72 : 27,681.60 = 14,752.16 : x
  2. Step 2: Convert to fraction form
    18,458.72/27,681.60 = 14,752.16/x
  3. Step 3: Cross multiply
    18,458.72x = 27,681.60 × 14,752.16
  4. Step 4: Simplify right side
    18,458.72x = 408,363,392.26
  5. Step 5: Solve for x
    x = 408,363,392.26/18,458.72
  6. Step 6: Final answer
    x = 22,123.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.