Home / 56,445.38-84,672.33-19,005.56

Finding the Fourth Proportional to 56,445.38, 84,672.33 and 19,005.56

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Solution

The fourth proportional to 56,445.38, 84,672.33 and 19,005.56 is: 28,509.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,445.38 : 84,672.33 = 19,005.56 : x
  2. Step 2: Convert to fraction form
    56,445.38/84,672.33 = 19,005.56/x
  3. Step 3: Cross multiply
    56,445.38x = 84,672.33 × 19,005.56
  4. Step 4: Simplify right side
    56,445.38x = 1,609,244,953.13
  5. Step 5: Solve for x
    x = 1,609,244,953.13/56,445.38
  6. Step 6: Final answer
    x = 28,509.77

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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.