Home / 29,283.90-40,479.89-26,128.47

Finding the Fourth Proportional to 29,283.90, 40,479.89 and 26,128.47

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Solution

The fourth proportional to 29,283.90, 40,479.89 and 26,128.47 is: 36,118.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,283.90 : 40,479.89 = 26,128.47 : x
  2. Step 2: Convert to fraction form
    29,283.90/40,479.89 = 26,128.47/x
  3. Step 3: Cross multiply
    29,283.90x = 40,479.89 × 26,128.47
  4. Step 4: Simplify right side
    29,283.90x = 1,057,677,460.83
  5. Step 5: Solve for x
    x = 1,057,677,460.83/29,283.90
  6. Step 6: Final answer
    x = 36,118.05

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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.