Home / 13,587.09-20,368.17-5,264.96

Finding the Fourth Proportional to 13,587.09, 20,368.17 and 5,264.96

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Solution

The fourth proportional to 13,587.09, 20,368.17 and 5,264.96 is: 7,892.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,587.09 : 20,368.17 = 5,264.96 : x
  2. Step 2: Convert to fraction form
    13,587.09/20,368.17 = 5,264.96/x
  3. Step 3: Cross multiply
    13,587.09x = 20,368.17 × 5,264.96
  4. Step 4: Simplify right side
    13,587.09x = 107,237,498.48
  5. Step 5: Solve for x
    x = 107,237,498.48/13,587.09
  6. Step 6: Final answer
    x = 7,892.60

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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.