Home / 35,531.15-53,291.87-10,575.05

Finding the Fourth Proportional to 35,531.15, 53,291.87 and 10,575.05

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Solution

The fourth proportional to 35,531.15, 53,291.87 and 10,575.05 is: 15,861.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,531.15 : 53,291.87 = 10,575.05 : x
  2. Step 2: Convert to fraction form
    35,531.15/53,291.87 = 10,575.05/x
  3. Step 3: Cross multiply
    35,531.15x = 53,291.87 × 10,575.05
  4. Step 4: Simplify right side
    35,531.15x = 563,564,309.85
  5. Step 5: Solve for x
    x = 563,564,309.85/35,531.15
  6. Step 6: Final answer
    x = 15,861.13

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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.