Home / 23,278.72-32,113.92-14,903.68

Finding the Fourth Proportional to 23,278.72, 32,113.92 and 14,903.68

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Solution

The fourth proportional to 23,278.72, 32,113.92 and 14,903.68 is: 20,560.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,278.72 : 32,113.92 = 14,903.68 : x
  2. Step 2: Convert to fraction form
    23,278.72/32,113.92 = 14,903.68/x
  3. Step 3: Cross multiply
    23,278.72x = 32,113.92 × 14,903.68
  4. Step 4: Simplify right side
    23,278.72x = 478,615,587.23
  5. Step 5: Solve for x
    x = 478,615,587.23/23,278.72
  6. Step 6: Final answer
    x = 20,560.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.