Home / 38,445.22-53,045.85-22,528.72

Finding the Fourth Proportional to 38,445.22, 53,045.85 and 22,528.72

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Solution

The fourth proportional to 38,445.22, 53,045.85 and 22,528.72 is: 31,084.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,445.22 : 53,045.85 = 22,528.72 : x
  2. Step 2: Convert to fraction form
    38,445.22/53,045.85 = 22,528.72/x
  3. Step 3: Cross multiply
    38,445.22x = 53,045.85 × 22,528.72
  4. Step 4: Simplify right side
    38,445.22x = 1,195,055,101.81
  5. Step 5: Solve for x
    x = 1,195,055,101.81/38,445.22
  6. Step 6: Final answer
    x = 31,084.62

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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.