Home / 26,646.51-36,770.19-15,316.04

Finding the Fourth Proportional to 26,646.51, 36,770.19 and 15,316.04

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Solution

The fourth proportional to 26,646.51, 36,770.19 and 15,316.04 is: 21,134.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,646.51 : 36,770.19 = 15,316.04 : x
  2. Step 2: Convert to fraction form
    26,646.51/36,770.19 = 15,316.04/x
  3. Step 3: Cross multiply
    26,646.51x = 36,770.19 × 15,316.04
  4. Step 4: Simplify right side
    26,646.51x = 563,173,517.00
  5. Step 5: Solve for x
    x = 563,173,517.00/26,646.51
  6. Step 6: Final answer
    x = 21,134.98

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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.