Home / 34,158.90-47,139.53-19,052.54

Finding the Fourth Proportional to 34,158.90, 47,139.53 and 19,052.54

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Solution

The fourth proportional to 34,158.90, 47,139.53 and 19,052.54 is: 26,292.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,158.90 : 47,139.53 = 19,052.54 : x
  2. Step 2: Convert to fraction form
    34,158.90/47,139.53 = 19,052.54/x
  3. Step 3: Cross multiply
    34,158.90x = 47,139.53 × 19,052.54
  4. Step 4: Simplify right side
    34,158.90x = 898,127,626.72
  5. Step 5: Solve for x
    x = 898,127,626.72/34,158.90
  6. Step 6: Final answer
    x = 26,292.64

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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.