Home / 12,055.77-18,052.20-9,702.92

Finding the Fourth Proportional to 12,055.77, 18,052.20 and 9,702.92

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Solution

The fourth proportional to 12,055.77, 18,052.20 and 9,702.92 is: 14,529.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,055.77 : 18,052.20 = 9,702.92 : x
  2. Step 2: Convert to fraction form
    12,055.77/18,052.20 = 9,702.92/x
  3. Step 3: Cross multiply
    12,055.77x = 18,052.20 × 9,702.92
  4. Step 4: Simplify right side
    12,055.77x = 175,159,052.42
  5. Step 5: Solve for x
    x = 175,159,052.42/12,055.77
  6. Step 6: Final answer
    x = 14,529.06

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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.