Home / 55,630.43-83,444.72-13,510.85

Finding the Fourth Proportional to 55,630.43, 83,444.72 and 13,510.85

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Solution

The fourth proportional to 55,630.43, 83,444.72 and 13,510.85 is: 20,266.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,630.43 : 83,444.72 = 13,510.85 : x
  2. Step 2: Convert to fraction form
    55,630.43/83,444.72 = 13,510.85/x
  3. Step 3: Cross multiply
    55,630.43x = 83,444.72 × 13,510.85
  4. Step 4: Simplify right side
    55,630.43x = 1,127,409,095.21
  5. Step 5: Solve for x
    x = 1,127,409,095.21/55,630.43
  6. Step 6: Final answer
    x = 20,266.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.