Home / 27,031.32-40,567.86-13,895.16

Finding the Fourth Proportional to 27,031.32, 40,567.86 and 13,895.16

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Solution

The fourth proportional to 27,031.32, 40,567.86 and 13,895.16 is: 20,853.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,031.32 : 40,567.86 = 13,895.16 : x
  2. Step 2: Convert to fraction form
    27,031.32/40,567.86 = 13,895.16/x
  3. Step 3: Cross multiply
    27,031.32x = 40,567.86 × 13,895.16
  4. Step 4: Simplify right side
    27,031.32x = 563,696,905.56
  5. Step 5: Solve for x
    x = 563,696,905.56/27,031.32
  6. Step 6: Final answer
    x = 20,853.47

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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.