Home / 32,423.96-44,752.02-20,479.70

Finding the Fourth Proportional to 32,423.96, 44,752.02 and 20,479.70

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Solution

The fourth proportional to 32,423.96, 44,752.02 and 20,479.70 is: 28,266.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,423.96 : 44,752.02 = 20,479.70 : x
  2. Step 2: Convert to fraction form
    32,423.96/44,752.02 = 20,479.70/x
  3. Step 3: Cross multiply
    32,423.96x = 44,752.02 × 20,479.70
  4. Step 4: Simplify right side
    32,423.96x = 916,507,943.99
  5. Step 5: Solve for x
    x = 916,507,943.99/32,423.96
  6. Step 6: Final answer
    x = 28,266.38

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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.