Home / 32,870.46-45,360.36-18,727.86

Finding the Fourth Proportional to 32,870.46, 45,360.36 and 18,727.86

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Solution

The fourth proportional to 32,870.46, 45,360.36 and 18,727.86 is: 25,843.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,870.46 : 45,360.36 = 18,727.86 : x
  2. Step 2: Convert to fraction form
    32,870.46/45,360.36 = 18,727.86/x
  3. Step 3: Cross multiply
    32,870.46x = 45,360.36 × 18,727.86
  4. Step 4: Simplify right side
    32,870.46x = 849,502,471.63
  5. Step 5: Solve for x
    x = 849,502,471.63/32,870.46
  6. Step 6: Final answer
    x = 25,843.95

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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.