Home / 39,899.36-59,848.68-15,275.36

Finding the Fourth Proportional to 39,899.36, 59,848.68 and 15,275.36

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Solution

The fourth proportional to 39,899.36, 59,848.68 and 15,275.36 is: 22,912.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,899.36 : 59,848.68 = 15,275.36 : x
  2. Step 2: Convert to fraction form
    39,899.36/59,848.68 = 15,275.36/x
  3. Step 3: Cross multiply
    39,899.36x = 59,848.68 × 15,275.36
  4. Step 4: Simplify right side
    39,899.36x = 914,210,132.52
  5. Step 5: Solve for x
    x = 914,210,132.52/39,899.36
  6. Step 6: Final answer
    x = 22,912.90

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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.