Home / 58,278.30-80,423.19-32,782.74

Finding the Fourth Proportional to 58,278.30, 80,423.19 and 32,782.74

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Solution

The fourth proportional to 58,278.30, 80,423.19 and 32,782.74 is: 45,239.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,278.30 : 80,423.19 = 32,782.74 : x
  2. Step 2: Convert to fraction form
    58,278.30/80,423.19 = 32,782.74/x
  3. Step 3: Cross multiply
    58,278.30x = 80,423.19 × 32,782.74
  4. Step 4: Simplify right side
    58,278.30x = 2,636,492,527.74
  5. Step 5: Solve for x
    x = 2,636,492,527.74/58,278.30
  6. Step 6: Final answer
    x = 45,239.70

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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.