Home / 12,064.60-18,087.30-5,133.40

Finding the Fourth Proportional to 12,064.60, 18,087.30 and 5,133.40

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Solution

The fourth proportional to 12,064.60, 18,087.30 and 5,133.40 is: 7,696.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,064.60 : 18,087.30 = 5,133.40 : x
  2. Step 2: Convert to fraction form
    12,064.60/18,087.30 = 5,133.40/x
  3. Step 3: Cross multiply
    12,064.60x = 18,087.30 × 5,133.40
  4. Step 4: Simplify right side
    12,064.60x = 92,849,345.82
  5. Step 5: Solve for x
    x = 92,849,345.82/12,064.60
  6. Step 6: Final answer
    x = 7,696.02

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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.