Home / 23,421.48-35,038.92-20,337.84

Finding the Fourth Proportional to 23,421.48, 35,038.92 and 20,337.84

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Solution

The fourth proportional to 23,421.48, 35,038.92 and 20,337.84 is: 30,425.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,421.48 : 35,038.92 = 20,337.84 : x
  2. Step 2: Convert to fraction form
    23,421.48/35,038.92 = 20,337.84/x
  3. Step 3: Cross multiply
    23,421.48x = 35,038.92 × 20,337.84
  4. Step 4: Simplify right side
    23,421.48x = 712,615,948.73
  5. Step 5: Solve for x
    x = 712,615,948.73/23,421.48
  6. Step 6: Final answer
    x = 30,425.74

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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.