Home / 31,061.80-46,599.92-8,875.48

Finding the Fourth Proportional to 31,061.80, 46,599.92 and 8,875.48

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Solution

The fourth proportional to 31,061.80, 46,599.92 and 8,875.48 is: 13,315.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,061.80 : 46,599.92 = 8,875.48 : x
  2. Step 2: Convert to fraction form
    31,061.80/46,599.92 = 8,875.48/x
  3. Step 3: Cross multiply
    31,061.80x = 46,599.92 × 8,875.48
  4. Step 4: Simplify right side
    31,061.80x = 413,596,657.96
  5. Step 5: Solve for x
    x = 413,596,657.96/31,061.80
  6. Step 6: Final answer
    x = 13,315.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.