Home / 35,918.66-53,902.57-12,545.10

Finding the Fourth Proportional to 35,918.66, 53,902.57 and 12,545.10

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Solution

The fourth proportional to 35,918.66, 53,902.57 and 12,545.10 is: 18,826.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,918.66 : 53,902.57 = 12,545.10 : x
  2. Step 2: Convert to fraction form
    35,918.66/53,902.57 = 12,545.10/x
  3. Step 3: Cross multiply
    35,918.66x = 53,902.57 × 12,545.10
  4. Step 4: Simplify right side
    35,918.66x = 676,213,130.91
  5. Step 5: Solve for x
    x = 676,213,130.91/35,918.66
  6. Step 6: Final answer
    x = 18,826.23

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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.