Home / 57,130.26-85,662.51-22,065.30

Finding the Fourth Proportional to 57,130.26, 85,662.51 and 22,065.30

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Solution

The fourth proportional to 57,130.26, 85,662.51 and 22,065.30 is: 33,085.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,130.26 : 85,662.51 = 22,065.30 : x
  2. Step 2: Convert to fraction form
    57,130.26/85,662.51 = 22,065.30/x
  3. Step 3: Cross multiply
    57,130.26x = 85,662.51 × 22,065.30
  4. Step 4: Simplify right side
    57,130.26x = 1,890,168,981.90
  5. Step 5: Solve for x
    x = 1,890,168,981.90/57,130.26
  6. Step 6: Final answer
    x = 33,085.25

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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.