Home / 39,422.52-59,082.54-20,655.06

Finding the Fourth Proportional to 39,422.52, 59,082.54 and 20,655.06

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Solution

The fourth proportional to 39,422.52, 59,082.54 and 20,655.06 is: 30,955.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,422.52 : 59,082.54 = 20,655.06 : x
  2. Step 2: Convert to fraction form
    39,422.52/59,082.54 = 20,655.06/x
  3. Step 3: Cross multiply
    39,422.52x = 59,082.54 × 20,655.06
  4. Step 4: Simplify right side
    39,422.52x = 1,220,353,408.65
  5. Step 5: Solve for x
    x = 1,220,353,408.65/39,422.52
  6. Step 6: Final answer
    x = 30,955.74

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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.