Home / 31,110.90-46,666.13-8,924.30

Finding the Fourth Proportional to 31,110.90, 46,666.13 and 8,924.30

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Solution

The fourth proportional to 31,110.90, 46,666.13 and 8,924.30 is: 13,386.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,110.90 : 46,666.13 = 8,924.30 : x
  2. Step 2: Convert to fraction form
    31,110.90/46,666.13 = 8,924.30/x
  3. Step 3: Cross multiply
    31,110.90x = 46,666.13 × 8,924.30
  4. Step 4: Simplify right side
    31,110.90x = 416,462,543.96
  5. Step 5: Solve for x
    x = 416,462,543.96/31,110.90
  6. Step 6: Final answer
    x = 13,386.39

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1.5x scale

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.