Home / 39,056.40-58,543.24-12,754.08

Finding the Fourth Proportional to 39,056.40, 58,543.24 and 12,754.08

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Solution

The fourth proportional to 39,056.40, 58,543.24 and 12,754.08 is: 19,117.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,056.40 : 58,543.24 = 12,754.08 : x
  2. Step 2: Convert to fraction form
    39,056.40/58,543.24 = 12,754.08/x
  3. Step 3: Cross multiply
    39,056.40x = 58,543.24 × 12,754.08
  4. Step 4: Simplify right side
    39,056.40x = 746,665,166.42
  5. Step 5: Solve for x
    x = 746,665,166.42/39,056.40
  6. Step 6: Final answer
    x = 19,117.61

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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.