Home / 23,328.81-32,192.60-13,255.92

Finding the Fourth Proportional to 23,328.81, 32,192.60 and 13,255.92

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Solution

The fourth proportional to 23,328.81, 32,192.60 and 13,255.92 is: 18,292.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,328.81 : 32,192.60 = 13,255.92 : x
  2. Step 2: Convert to fraction form
    23,328.81/32,192.60 = 13,255.92/x
  3. Step 3: Cross multiply
    23,328.81x = 32,192.60 × 13,255.92
  4. Step 4: Simplify right side
    23,328.81x = 426,742,463.91
  5. Step 5: Solve for x
    x = 426,742,463.91/23,328.81
  6. Step 6: Final answer
    x = 18,292.51

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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.