Home / 38,457.60-57,697.20-16,281.60

Finding the Fourth Proportional to 38,457.60, 57,697.20 and 16,281.60

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Solution

The fourth proportional to 38,457.60, 57,697.20 and 16,281.60 is: 24,426.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,457.60 : 57,697.20 = 16,281.60 : x
  2. Step 2: Convert to fraction form
    38,457.60/57,697.20 = 16,281.60/x
  3. Step 3: Cross multiply
    38,457.60x = 57,697.20 × 16,281.60
  4. Step 4: Simplify right side
    38,457.60x = 939,402,731.52
  5. Step 5: Solve for x
    x = 939,402,731.52/38,457.60
  6. Step 6: Final answer
    x = 24,426.97

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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.