Home / 34,438.79-47,521.89-19,333.12

Finding the Fourth Proportional to 34,438.79, 47,521.89 and 19,333.12

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Solution

The fourth proportional to 34,438.79, 47,521.89 and 19,333.12 is: 26,677.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,438.79 : 47,521.89 = 19,333.12 : x
  2. Step 2: Convert to fraction form
    34,438.79/47,521.89 = 19,333.12/x
  3. Step 3: Cross multiply
    34,438.79x = 47,521.89 × 19,333.12
  4. Step 4: Simplify right side
    34,438.79x = 918,746,402.00
  5. Step 5: Solve for x
    x = 918,746,402.00/34,438.79
  6. Step 6: Final answer
    x = 26,677.66

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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.