Home / 23,214.66-32,036.95-13,142.91

Finding the Fourth Proportional to 23,214.66, 32,036.95 and 13,142.91

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Solution

The fourth proportional to 23,214.66, 32,036.95 and 13,142.91 is: 18,137.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,214.66 : 32,036.95 = 13,142.91 : x
  2. Step 2: Convert to fraction form
    23,214.66/32,036.95 = 13,142.91/x
  3. Step 3: Cross multiply
    23,214.66x = 32,036.95 × 13,142.91
  4. Step 4: Simplify right side
    23,214.66x = 421,058,750.52
  5. Step 5: Solve for x
    x = 421,058,750.52/23,214.66
  6. Step 6: Final answer
    x = 18,137.62

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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.