Home / 53,651.18-80,445.57-35,902.13

Finding the Fourth Proportional to 53,651.18, 80,445.57 and 35,902.13

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Solution

The fourth proportional to 53,651.18, 80,445.57 and 35,902.13 is: 53,832.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,651.18 : 80,445.57 = 35,902.13 : x
  2. Step 2: Convert to fraction form
    53,651.18/80,445.57 = 35,902.13/x
  3. Step 3: Cross multiply
    53,651.18x = 80,445.57 × 35,902.13
  4. Step 4: Simplify right side
    53,651.18x = 2,888,167,312.06
  5. Step 5: Solve for x
    x = 2,888,167,312.06/53,651.18
  6. Step 6: Final answer
    x = 53,832.32

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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.