Home / 42,900.36-64,306.80-26,250

Finding the Fourth Proportional to 42,900.36, 64,306.80 and 26,250

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Solution

The fourth proportional to 42,900.36, 64,306.80 and 26,250 is: 39,348.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,900.36 : 64,306.80 = 26,250 : x
  2. Step 2: Convert to fraction form
    42,900.36/64,306.80 = 26,250/x
  3. Step 3: Cross multiply
    42,900.36x = 64,306.80 × 26,250
  4. Step 4: Simplify right side
    42,900.36x = 1,688,053,500
  5. Step 5: Solve for x
    x = 1,688,053,500/42,900.36
  6. Step 6: Final answer
    x = 39,348.24

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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.