Home / 23,905.53-32,990.76-13,295.07

Finding the Fourth Proportional to 23,905.53, 32,990.76 and 13,295.07

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Solution

The fourth proportional to 23,905.53, 32,990.76 and 13,295.07 is: 18,347.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,905.53 : 32,990.76 = 13,295.07 : x
  2. Step 2: Convert to fraction form
    23,905.53/32,990.76 = 13,295.07/x
  3. Step 3: Cross multiply
    23,905.53x = 32,990.76 × 13,295.07
  4. Step 4: Simplify right side
    23,905.53x = 438,614,463.55
  5. Step 5: Solve for x
    x = 438,614,463.55/23,905.53
  6. Step 6: Final answer
    x = 18,347.82

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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.