Home / 19,327.52-28,981.92-9,455.24

Finding the Fourth Proportional to 19,327.52, 28,981.92 and 9,455.24

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Solution

The fourth proportional to 19,327.52, 28,981.92 and 9,455.24 is: 14,178.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,327.52 : 28,981.92 = 9,455.24 : x
  2. Step 2: Convert to fraction form
    19,327.52/28,981.92 = 9,455.24/x
  3. Step 3: Cross multiply
    19,327.52x = 28,981.92 × 9,455.24
  4. Step 4: Simplify right side
    19,327.52x = 274,031,009.26
  5. Step 5: Solve for x
    x = 274,031,009.26/19,327.52
  6. Step 6: Final answer
    x = 14,178.28

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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.