Home / 58,278.10-80,423.66-32,784.49

Finding the Fourth Proportional to 58,278.10, 80,423.66 and 32,784.49

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Solution

The fourth proportional to 58,278.10, 80,423.66 and 32,784.49 is: 45,242.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,278.10 : 80,423.66 = 32,784.49 : x
  2. Step 2: Convert to fraction form
    58,278.10/80,423.66 = 32,784.49/x
  3. Step 3: Cross multiply
    58,278.10x = 80,423.66 × 32,784.49
  4. Step 4: Simplify right side
    58,278.10x = 2,636,648,557.94
  5. Step 5: Solve for x
    x = 2,636,648,557.94/58,278.10
  6. Step 6: Final answer
    x = 45,242.53

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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.