Home / 38,888.10-58,341.45-12,592.86

Finding the Fourth Proportional to 38,888.10, 58,341.45 and 12,592.86

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Solution

The fourth proportional to 38,888.10, 58,341.45 and 12,592.86 is: 18,892.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,888.10 : 58,341.45 = 12,592.86 : x
  2. Step 2: Convert to fraction form
    38,888.10/58,341.45 = 12,592.86/x
  3. Step 3: Cross multiply
    38,888.10x = 58,341.45 × 12,592.86
  4. Step 4: Simplify right side
    38,888.10x = 734,685,712.05
  5. Step 5: Solve for x
    x = 734,685,712.05/38,888.10
  6. Step 6: Final answer
    x = 18,892.30

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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.