Home / 45,064.89-62,191.53-28,079.19

Finding the Fourth Proportional to 45,064.89, 62,191.53 and 28,079.19

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Solution

The fourth proportional to 45,064.89, 62,191.53 and 28,079.19 is: 38,750.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,064.89 : 62,191.53 = 28,079.19 : x
  2. Step 2: Convert to fraction form
    45,064.89/62,191.53 = 28,079.19/x
  3. Step 3: Cross multiply
    45,064.89x = 62,191.53 × 28,079.19
  4. Step 4: Simplify right side
    45,064.89x = 1,746,287,787.26
  5. Step 5: Solve for x
    x = 1,746,287,787.26/45,064.89
  6. Step 6: Final answer
    x = 38,750.52

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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.