Home / 39,722.96-59,604.78-26,405.12

Finding the Fourth Proportional to 39,722.96, 59,604.78 and 26,405.12

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Solution

The fourth proportional to 39,722.96, 59,604.78 and 26,405.12 is: 39,621.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,722.96 : 59,604.78 = 26,405.12 : x
  2. Step 2: Convert to fraction form
    39,722.96/59,604.78 = 26,405.12/x
  3. Step 3: Cross multiply
    39,722.96x = 59,604.78 × 26,405.12
  4. Step 4: Simplify right side
    39,722.96x = 1,573,871,368.47
  5. Step 5: Solve for x
    x = 1,573,871,368.47/39,722.96
  6. Step 6: Final answer
    x = 39,621.20

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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.