Home / 34,238.94-47,246.10-19,132.20

Finding the Fourth Proportional to 34,238.94, 47,246.10 and 19,132.20

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Solution

The fourth proportional to 34,238.94, 47,246.10 and 19,132.20 is: 26,400.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,238.94 : 47,246.10 = 19,132.20 : x
  2. Step 2: Convert to fraction form
    34,238.94/47,246.10 = 19,132.20/x
  3. Step 3: Cross multiply
    34,238.94x = 47,246.10 × 19,132.20
  4. Step 4: Simplify right side
    34,238.94x = 903,921,834.42
  5. Step 5: Solve for x
    x = 903,921,834.42/34,238.94
  6. Step 6: Final answer
    x = 26,400.40

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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.