Home / 31,618.10-47,427.96-14,974.22

Finding the Fourth Proportional to 31,618.10, 47,427.96 and 14,974.22

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Solution

The fourth proportional to 31,618.10, 47,427.96 and 14,974.22 is: 22,461.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,618.10 : 47,427.96 = 14,974.22 : x
  2. Step 2: Convert to fraction form
    31,618.10/47,427.96 = 14,974.22/x
  3. Step 3: Cross multiply
    31,618.10x = 47,427.96 × 14,974.22
  4. Step 4: Simplify right side
    31,618.10x = 710,196,707.19
  5. Step 5: Solve for x
    x = 710,196,707.19/31,618.10
  6. Step 6: Final answer
    x = 22,461.71

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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.