Home / 25,287.48-34,913.16-22,630.32

Finding the Fourth Proportional to 25,287.48, 34,913.16 and 22,630.32

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Solution

The fourth proportional to 25,287.48, 34,913.16 and 22,630.32 is: 31,244.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,287.48 : 34,913.16 = 22,630.32 : x
  2. Step 2: Convert to fraction form
    25,287.48/34,913.16 = 22,630.32/x
  3. Step 3: Cross multiply
    25,287.48x = 34,913.16 × 22,630.32
  4. Step 4: Simplify right side
    25,287.48x = 790,095,983.01
  5. Step 5: Solve for x
    x = 790,095,983.01/25,287.48
  6. Step 6: Final answer
    x = 31,244.55

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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.