Home / 26,316.20-36,316.34-14,985.12

Finding the Fourth Proportional to 26,316.20, 36,316.34 and 14,985.12

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Solution

The fourth proportional to 26,316.20, 36,316.34 and 14,985.12 is: 20,679.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,316.20 : 36,316.34 = 14,985.12 : x
  2. Step 2: Convert to fraction form
    26,316.20/36,316.34 = 14,985.12/x
  3. Step 3: Cross multiply
    26,316.20x = 36,316.34 × 14,985.12
  4. Step 4: Simplify right side
    26,316.20x = 544,204,712.86
  5. Step 5: Solve for x
    x = 544,204,712.86/26,316.20
  6. Step 6: Final answer
    x = 20,679.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.