Home / 34,842.61-48,082.93-20,502.99

Finding the Fourth Proportional to 34,842.61, 48,082.93 and 20,502.99

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Solution

The fourth proportional to 34,842.61, 48,082.93 and 20,502.99 is: 28,294.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,842.61 : 48,082.93 = 20,502.99 : x
  2. Step 2: Convert to fraction form
    34,842.61/48,082.93 = 20,502.99/x
  3. Step 3: Cross multiply
    34,842.61x = 48,082.93 × 20,502.99
  4. Step 4: Simplify right side
    34,842.61x = 985,843,962.01
  5. Step 5: Solve for x
    x = 985,843,962.01/34,842.61
  6. Step 6: Final answer
    x = 28,294.20

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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.