Home / 42,837.10-64,263.46-13,252.92

Finding the Fourth Proportional to 42,837.10, 64,263.46 and 13,252.92

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Solution

The fourth proportional to 42,837.10, 64,263.46 and 13,252.92 is: 19,881.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,837.10 : 64,263.46 = 13,252.92 : x
  2. Step 2: Convert to fraction form
    42,837.10/64,263.46 = 13,252.92/x
  3. Step 3: Cross multiply
    42,837.10x = 64,263.46 × 13,252.92
  4. Step 4: Simplify right side
    42,837.10x = 851,678,494.30
  5. Step 5: Solve for x
    x = 851,678,494.30/42,837.10
  6. Step 6: Final answer
    x = 19,881.80

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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.