Home / 34,250.86-47,265.99-19,143.49

Finding the Fourth Proportional to 34,250.86, 47,265.99 and 19,143.49

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Solution

The fourth proportional to 34,250.86, 47,265.99 and 19,143.49 is: 26,417.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,250.86 : 47,265.99 = 19,143.49 : x
  2. Step 2: Convert to fraction form
    34,250.86/47,265.99 = 19,143.49/x
  3. Step 3: Cross multiply
    34,250.86x = 47,265.99 × 19,143.49
  4. Step 4: Simplify right side
    34,250.86x = 904,835,994.20
  5. Step 5: Solve for x
    x = 904,835,994.20/34,250.86
  6. Step 6: Final answer
    x = 26,417.91

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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.