Home / 34,570.80-47,718.72-22,615.20

Finding the Fourth Proportional to 34,570.80, 47,718.72 and 22,615.20

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Solution

The fourth proportional to 34,570.80, 47,718.72 and 22,615.20 is: 31,216.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,570.80 : 47,718.72 = 22,615.20 : x
  2. Step 2: Convert to fraction form
    34,570.80/47,718.72 = 22,615.20/x
  3. Step 3: Cross multiply
    34,570.80x = 47,718.72 × 22,615.20
  4. Step 4: Simplify right side
    34,570.80x = 1,079,168,396.54
  5. Step 5: Solve for x
    x = 1,079,168,396.54/34,570.80
  6. Step 6: Final answer
    x = 31,216.18

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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.