Home / 34,842.40-52,000.30-31,479.38

Finding the Fourth Proportional to 34,842.40, 52,000.30 and 31,479.38

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Solution

The fourth proportional to 34,842.40, 52,000.30 and 31,479.38 is: 46,981.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,842.40 : 52,000.30 = 31,479.38 : x
  2. Step 2: Convert to fraction form
    34,842.40/52,000.30 = 31,479.38/x
  3. Step 3: Cross multiply
    34,842.40x = 52,000.30 × 31,479.38
  4. Step 4: Simplify right side
    34,842.40x = 1,636,937,559.20
  5. Step 5: Solve for x
    x = 1,636,937,559.20/34,842.40
  6. Step 6: Final answer
    x = 46,981.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.