Home / 29,295.04-40,426.92-15,866.11

Finding the Fourth Proportional to 29,295.04, 40,426.92 and 15,866.11

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Solution

The fourth proportional to 29,295.04, 40,426.92 and 15,866.11 is: 21,895.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,295.04 : 40,426.92 = 15,866.11 : x
  2. Step 2: Convert to fraction form
    29,295.04/40,426.92 = 15,866.11/x
  3. Step 3: Cross multiply
    29,295.04x = 40,426.92 × 15,866.11
  4. Step 4: Simplify right side
    29,295.04x = 641,417,959.68
  5. Step 5: Solve for x
    x = 641,417,959.68/29,295.04
  6. Step 6: Final answer
    x = 21,895.10

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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.