Home / 34,381.04-47,437.56-20,032.16

Finding the Fourth Proportional to 34,381.04, 47,437.56 and 20,032.16

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Solution

The fourth proportional to 34,381.04, 47,437.56 and 20,032.16 is: 27,639.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,381.04 : 47,437.56 = 20,032.16 : x
  2. Step 2: Convert to fraction form
    34,381.04/47,437.56 = 20,032.16/x
  3. Step 3: Cross multiply
    34,381.04x = 47,437.56 × 20,032.16
  4. Step 4: Simplify right side
    34,381.04x = 950,276,791.93
  5. Step 5: Solve for x
    x = 950,276,791.93/34,381.04
  6. Step 6: Final answer
    x = 27,639.56

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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.