Home / 15,334.57-22,985.45-7,931.58

Finding the Fourth Proportional to 15,334.57, 22,985.45 and 7,931.58

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Solution

The fourth proportional to 15,334.57, 22,985.45 and 7,931.58 is: 11,888.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,334.57 : 22,985.45 = 7,931.58 : x
  2. Step 2: Convert to fraction form
    15,334.57/22,985.45 = 7,931.58/x
  3. Step 3: Cross multiply
    15,334.57x = 22,985.45 × 7,931.58
  4. Step 4: Simplify right side
    15,334.57x = 182,310,935.51
  5. Step 5: Solve for x
    x = 182,310,935.51/15,334.57
  6. Step 6: Final answer
    x = 11,888.88

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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.