Home / 38,862.88-58,281.90-16,670.32

Finding the Fourth Proportional to 38,862.88, 58,281.90 and 16,670.32

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Solution

The fourth proportional to 38,862.88, 58,281.90 and 16,670.32 is: 25,000.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,862.88 : 58,281.90 = 16,670.32 : x
  2. Step 2: Convert to fraction form
    38,862.88/58,281.90 = 16,670.32/x
  3. Step 3: Cross multiply
    38,862.88x = 58,281.90 × 16,670.32
  4. Step 4: Simplify right side
    38,862.88x = 971,577,923.21
  5. Step 5: Solve for x
    x = 971,577,923.21/38,862.88
  6. Step 6: Final answer
    x = 25,000.15

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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.