Home / 55,594.02-76,718.34-31,065.04

Finding the Fourth Proportional to 55,594.02, 76,718.34 and 31,065.04

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Solution

The fourth proportional to 55,594.02, 76,718.34 and 31,065.04 is: 42,868.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,594.02 : 76,718.34 = 31,065.04 : x
  2. Step 2: Convert to fraction form
    55,594.02/76,718.34 = 31,065.04/x
  3. Step 3: Cross multiply
    55,594.02x = 76,718.34 × 31,065.04
  4. Step 4: Simplify right side
    55,594.02x = 2,383,258,612.50
  5. Step 5: Solve for x
    x = 2,383,258,612.50/55,594.02
  6. Step 6: Final answer
    x = 42,868.97

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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.