Home / 40,101.77-60,160.01-13,445.07

Finding the Fourth Proportional to 40,101.77, 60,160.01 and 13,445.07

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Solution

The fourth proportional to 40,101.77, 60,160.01 and 13,445.07 is: 20,170.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,101.77 : 60,160.01 = 13,445.07 : x
  2. Step 2: Convert to fraction form
    40,101.77/60,160.01 = 13,445.07/x
  3. Step 3: Cross multiply
    40,101.77x = 60,160.01 × 13,445.07
  4. Step 4: Simplify right side
    40,101.77x = 808,855,545.65
  5. Step 5: Solve for x
    x = 808,855,545.65/40,101.77
  6. Step 6: Final answer
    x = 20,170.07

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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.