Home / 26,501.92-36,570.92-15,171.50

Finding the Fourth Proportional to 26,501.92, 36,570.92 and 15,171.50

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Solution

The fourth proportional to 26,501.92, 36,570.92 and 15,171.50 is: 20,935.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,501.92 : 36,570.92 = 15,171.50 : x
  2. Step 2: Convert to fraction form
    26,501.92/36,570.92 = 15,171.50/x
  3. Step 3: Cross multiply
    26,501.92x = 36,570.92 × 15,171.50
  4. Step 4: Simplify right side
    26,501.92x = 554,835,842.14
  5. Step 5: Solve for x
    x = 554,835,842.14/26,501.92
  6. Step 6: Final answer
    x = 20,935.69

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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.