Home / 38,960.60-58,448.18-15,588.86

Finding the Fourth Proportional to 38,960.60, 58,448.18 and 15,588.86

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Solution

The fourth proportional to 38,960.60, 58,448.18 and 15,588.86 is: 23,386.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,960.60 : 58,448.18 = 15,588.86 : x
  2. Step 2: Convert to fraction form
    38,960.60/58,448.18 = 15,588.86/x
  3. Step 3: Cross multiply
    38,960.60x = 58,448.18 × 15,588.86
  4. Step 4: Simplify right side
    38,960.60x = 911,140,242.01
  5. Step 5: Solve for x
    x = 911,140,242.01/38,960.60
  6. Step 6: Final answer
    x = 23,386.20

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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.