Home / 22,890.64-34,334.04-15,542.32

Finding the Fourth Proportional to 22,890.64, 34,334.04 and 15,542.32

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Solution

The fourth proportional to 22,890.64, 34,334.04 and 15,542.32 is: 23,312.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,890.64 : 34,334.04 = 15,542.32 : x
  2. Step 2: Convert to fraction form
    22,890.64/34,334.04 = 15,542.32/x
  3. Step 3: Cross multiply
    22,890.64x = 34,334.04 × 15,542.32
  4. Step 4: Simplify right side
    22,890.64x = 533,630,636.57
  5. Step 5: Solve for x
    x = 533,630,636.57/22,890.64
  6. Step 6: Final answer
    x = 23,312.18

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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.