Home / 39,759.60-59,638.04-10,177.69

Finding the Fourth Proportional to 39,759.60, 59,638.04 and 10,177.69

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Solution

The fourth proportional to 39,759.60, 59,638.04 and 10,177.69 is: 15,266.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,759.60 : 59,638.04 = 10,177.69 : x
  2. Step 2: Convert to fraction form
    39,759.60/59,638.04 = 10,177.69/x
  3. Step 3: Cross multiply
    39,759.60x = 59,638.04 × 10,177.69
  4. Step 4: Simplify right side
    39,759.60x = 606,977,581.53
  5. Step 5: Solve for x
    x = 606,977,581.53/39,759.60
  6. Step 6: Final answer
    x = 15,266.19

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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.