Home / 29,259.59-40,378.22-16,515.46

Finding the Fourth Proportional to 29,259.59, 40,378.22 and 16,515.46

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Solution

The fourth proportional to 29,259.59, 40,378.22 and 16,515.46 is: 22,791.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,259.59 : 40,378.22 = 16,515.46 : x
  2. Step 2: Convert to fraction form
    29,259.59/40,378.22 = 16,515.46/x
  3. Step 3: Cross multiply
    29,259.59x = 40,378.22 × 16,515.46
  4. Step 4: Simplify right side
    29,259.59x = 666,864,693.76
  5. Step 5: Solve for x
    x = 666,864,693.76/29,259.59
  6. Step 6: Final answer
    x = 22,791.32

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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.