Home / 34,689.14-47,871.01-18,773.59

Finding the Fourth Proportional to 34,689.14, 47,871.01 and 18,773.59

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Solution

The fourth proportional to 34,689.14, 47,871.01 and 18,773.59 is: 25,907.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,689.14 : 47,871.01 = 18,773.59 : x
  2. Step 2: Convert to fraction form
    34,689.14/47,871.01 = 18,773.59/x
  3. Step 3: Cross multiply
    34,689.14x = 47,871.01 × 18,773.59
  4. Step 4: Simplify right side
    34,689.14x = 898,710,714.63
  5. Step 5: Solve for x
    x = 898,710,714.63/34,689.14
  6. Step 6: Final answer
    x = 25,907.55

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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.