Home / 39,540.48-59,302.08-13,248.96

Finding the Fourth Proportional to 39,540.48, 59,302.08 and 13,248.96

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Solution

The fourth proportional to 39,540.48, 59,302.08 and 13,248.96 is: 19,870.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,540.48 : 59,302.08 = 13,248.96 : x
  2. Step 2: Convert to fraction form
    39,540.48/59,302.08 = 13,248.96/x
  3. Step 3: Cross multiply
    39,540.48x = 59,302.08 × 13,248.96
  4. Step 4: Simplify right side
    39,540.48x = 785,690,885.84
  5. Step 5: Solve for x
    x = 785,690,885.84/39,540.48
  6. Step 6: Final answer
    x = 19,870.54

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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.