Home / 39,124.40-58,686.60-18,064.40

Finding the Fourth Proportional to 39,124.40, 58,686.60 and 18,064.40

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Solution

The fourth proportional to 39,124.40, 58,686.60 and 18,064.40 is: 27,096.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,124.40 : 58,686.60 = 18,064.40 : x
  2. Step 2: Convert to fraction form
    39,124.40/58,686.60 = 18,064.40/x
  3. Step 3: Cross multiply
    39,124.40x = 58,686.60 × 18,064.40
  4. Step 4: Simplify right side
    39,124.40x = 1,060,138,217.04
  5. Step 5: Solve for x
    x = 1,060,138,217.04/39,124.40
  6. Step 6: Final answer
    x = 27,096.60

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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.