Home / 34,574.18-47,712.65-19,671.14

Finding the Fourth Proportional to 34,574.18, 47,712.65 and 19,671.14

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Solution

The fourth proportional to 34,574.18, 47,712.65 and 19,671.14 is: 27,146.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,574.18 : 47,712.65 = 19,671.14 : x
  2. Step 2: Convert to fraction form
    34,574.18/47,712.65 = 19,671.14/x
  3. Step 3: Cross multiply
    34,574.18x = 47,712.65 × 19,671.14
  4. Step 4: Simplify right side
    34,574.18x = 938,562,217.92
  5. Step 5: Solve for x
    x = 938,562,217.92/34,574.18
  6. Step 6: Final answer
    x = 27,146.33

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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.