Home / 34,343.15-47,394.59-19,235.77

Finding the Fourth Proportional to 34,343.15, 47,394.59 and 19,235.77

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Solution

The fourth proportional to 34,343.15, 47,394.59 and 19,235.77 is: 26,545.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,343.15 : 47,394.59 = 19,235.77 : x
  2. Step 2: Convert to fraction form
    34,343.15/47,394.59 = 19,235.77/x
  3. Step 3: Cross multiply
    34,343.15x = 47,394.59 × 19,235.77
  4. Step 4: Simplify right side
    34,343.15x = 911,671,217.82
  5. Step 5: Solve for x
    x = 911,671,217.82/34,343.15
  6. Step 6: Final answer
    x = 26,545.94

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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.