Home / 22,953.20-34,429.80-7,372.40

Finding the Fourth Proportional to 22,953.20, 34,429.80 and 7,372.40

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Solution

The fourth proportional to 22,953.20, 34,429.80 and 7,372.40 is: 11,058.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,953.20 : 34,429.80 = 7,372.40 : x
  2. Step 2: Convert to fraction form
    22,953.20/34,429.80 = 7,372.40/x
  3. Step 3: Cross multiply
    22,953.20x = 34,429.80 × 7,372.40
  4. Step 4: Simplify right side
    22,953.20x = 253,830,257.52
  5. Step 5: Solve for x
    x = 253,830,257.52/22,953.20
  6. Step 6: Final answer
    x = 11,058.60

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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.