Home / 12,041.24-18,064.94-4,643.72

Finding the Fourth Proportional to 12,041.24, 18,064.94 and 4,643.72

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Solution

The fourth proportional to 12,041.24, 18,064.94 and 4,643.72 is: 6,966.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,041.24 : 18,064.94 = 4,643.72 : x
  2. Step 2: Convert to fraction form
    12,041.24/18,064.94 = 4,643.72/x
  3. Step 3: Cross multiply
    12,041.24x = 18,064.94 × 4,643.72
  4. Step 4: Simplify right side
    12,041.24x = 83,888,409.63
  5. Step 5: Solve for x
    x = 83,888,409.63/12,041.24
  6. Step 6: Final answer
    x = 6,966.76

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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.