Home / 31,088.72-46,607.16-15,484.88

Finding the Fourth Proportional to 31,088.72, 46,607.16 and 15,484.88

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Solution

The fourth proportional to 31,088.72, 46,607.16 and 15,484.88 is: 23,214.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,088.72 : 46,607.16 = 15,484.88 : x
  2. Step 2: Convert to fraction form
    31,088.72/46,607.16 = 15,484.88/x
  3. Step 3: Cross multiply
    31,088.72x = 46,607.16 × 15,484.88
  4. Step 4: Simplify right side
    31,088.72x = 721,706,279.74
  5. Step 5: Solve for x
    x = 721,706,279.74/31,088.72
  6. Step 6: Final answer
    x = 23,214.41

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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.