Home / 34,689.06-47,870.91-18,773.46

Finding the Fourth Proportional to 34,689.06, 47,870.91 and 18,773.46

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Solution

The fourth proportional to 34,689.06, 47,870.91 and 18,773.46 is: 25,907.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,689.06 : 47,870.91 = 18,773.46 : x
  2. Step 2: Convert to fraction form
    34,689.06/47,870.91 = 18,773.46/x
  3. Step 3: Cross multiply
    34,689.06x = 47,870.91 × 18,773.46
  4. Step 4: Simplify right side
    34,689.06x = 898,702,614.05
  5. Step 5: Solve for x
    x = 898,702,614.05/34,689.06
  6. Step 6: Final answer
    x = 25,907.38

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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.