Home / 45,156.10-62,345.56-28,167.16

Finding the Fourth Proportional to 45,156.10, 62,345.56 and 28,167.16

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Solution

The fourth proportional to 45,156.10, 62,345.56 and 28,167.16 is: 38,889.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,156.10 : 62,345.56 = 28,167.16 : x
  2. Step 2: Convert to fraction form
    45,156.10/62,345.56 = 28,167.16/x
  3. Step 3: Cross multiply
    45,156.10x = 62,345.56 × 28,167.16
  4. Step 4: Simplify right side
    45,156.10x = 1,756,097,363.81
  5. Step 5: Solve for x
    x = 1,756,097,363.81/45,156.10
  6. Step 6: Final answer
    x = 38,889.48

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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.