Home / 55,659.18-76,798.32-32,988.18

Finding the Fourth Proportional to 55,659.18, 76,798.32 and 32,988.18

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Solution

The fourth proportional to 55,659.18, 76,798.32 and 32,988.18 is: 45,516.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,659.18 : 76,798.32 = 32,988.18 : x
  2. Step 2: Convert to fraction form
    55,659.18/76,798.32 = 32,988.18/x
  3. Step 3: Cross multiply
    55,659.18x = 76,798.32 × 32,988.18
  4. Step 4: Simplify right side
    55,659.18x = 2,533,436,803.86
  5. Step 5: Solve for x
    x = 2,533,436,803.86/55,659.18
  6. Step 6: Final answer
    x = 45,516.96

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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.