Home / 34,391.66-47,462.40-19,289.18

Finding the Fourth Proportional to 34,391.66, 47,462.40 and 19,289.18

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Solution

The fourth proportional to 34,391.66, 47,462.40 and 19,289.18 is: 26,620.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,391.66 : 47,462.40 = 19,289.18 : x
  2. Step 2: Convert to fraction form
    34,391.66/47,462.40 = 19,289.18/x
  3. Step 3: Cross multiply
    34,391.66x = 47,462.40 × 19,289.18
  4. Step 4: Simplify right side
    34,391.66x = 915,510,776.83
  5. Step 5: Solve for x
    x = 915,510,776.83/34,391.66
  6. Step 6: Final answer
    x = 26,620.14

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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.