Home / 44,276.27-66,394.84-12,679.16

Finding the Fourth Proportional to 44,276.27, 66,394.84 and 12,679.16

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Solution

The fourth proportional to 44,276.27, 66,394.84 and 12,679.16 is: 19,013.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,276.27 : 66,394.84 = 12,679.16 : x
  2. Step 2: Convert to fraction form
    44,276.27/66,394.84 = 12,679.16/x
  3. Step 3: Cross multiply
    44,276.27x = 66,394.84 × 12,679.16
  4. Step 4: Simplify right side
    44,276.27x = 841,830,933.82
  5. Step 5: Solve for x
    x = 841,830,933.82/44,276.27
  6. Step 6: Final answer
    x = 19,013.14

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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.