Home / 32,142.48-44,359.36-18,717.94

Finding the Fourth Proportional to 32,142.48, 44,359.36 and 18,717.94

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Solution

The fourth proportional to 32,142.48, 44,359.36 and 18,717.94 is: 25,832.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,142.48 : 44,359.36 = 18,717.94 : x
  2. Step 2: Convert to fraction form
    32,142.48/44,359.36 = 18,717.94/x
  3. Step 3: Cross multiply
    32,142.48x = 44,359.36 × 18,717.94
  4. Step 4: Simplify right side
    32,142.48x = 830,315,838.92
  5. Step 5: Solve for x
    x = 830,315,838.92/32,142.48
  6. Step 6: Final answer
    x = 25,832.35

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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.