Home / 32,947.18-45,465.46-18,608.65

Finding the Fourth Proportional to 32,947.18, 45,465.46 and 18,608.65

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Solution

The fourth proportional to 32,947.18, 45,465.46 and 18,608.65 is: 25,679.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,947.18 : 45,465.46 = 18,608.65 : x
  2. Step 2: Convert to fraction form
    32,947.18/45,465.46 = 18,608.65/x
  3. Step 3: Cross multiply
    32,947.18x = 45,465.46 × 18,608.65
  4. Step 4: Simplify right side
    32,947.18x = 846,050,832.23
  5. Step 5: Solve for x
    x = 846,050,832.23/32,947.18
  6. Step 6: Final answer
    x = 25,679.01

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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.