Home / 39,288.68-58,875.72-18,235.16

Finding the Fourth Proportional to 39,288.68, 58,875.72 and 18,235.16

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Solution

The fourth proportional to 39,288.68, 58,875.72 and 18,235.16 is: 27,326.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,288.68 : 58,875.72 = 18,235.16 : x
  2. Step 2: Convert to fraction form
    39,288.68/58,875.72 = 18,235.16/x
  3. Step 3: Cross multiply
    39,288.68x = 58,875.72 × 18,235.16
  4. Step 4: Simplify right side
    39,288.68x = 1,073,608,174.32
  5. Step 5: Solve for x
    x = 1,073,608,174.32/39,288.68
  6. Step 6: Final answer
    x = 27,326.15

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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.