Home / 53,238.24-79,869.15-15,801.30

Finding the Fourth Proportional to 53,238.24, 79,869.15 and 15,801.30

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Solution

The fourth proportional to 53,238.24, 79,869.15 and 15,801.30 is: 23,705.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,238.24 : 79,869.15 = 15,801.30 : x
  2. Step 2: Convert to fraction form
    53,238.24/79,869.15 = 15,801.30/x
  3. Step 3: Cross multiply
    53,238.24x = 79,869.15 × 15,801.30
  4. Step 4: Simplify right side
    53,238.24x = 1,262,036,399.90
  5. Step 5: Solve for x
    x = 1,262,036,399.90/53,238.24
  6. Step 6: Final answer
    x = 23,705.45

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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.