Home / 29,293.16-40,424.50-15,864.37

Finding the Fourth Proportional to 29,293.16, 40,424.50 and 15,864.37

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Solution

The fourth proportional to 29,293.16, 40,424.50 and 15,864.37 is: 21,892.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,293.16 : 40,424.50 = 15,864.37 : x
  2. Step 2: Convert to fraction form
    29,293.16/40,424.50 = 15,864.37/x
  3. Step 3: Cross multiply
    29,293.16x = 40,424.50 × 15,864.37
  4. Step 4: Simplify right side
    29,293.16x = 641,309,225.07
  5. Step 5: Solve for x
    x = 641,309,225.07/29,293.16
  6. Step 6: Final answer
    x = 21,892.80

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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.