Home / 26,242.38-39,365.19-6,521.40

Finding the Fourth Proportional to 26,242.38, 39,365.19 and 6,521.40

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Solution

The fourth proportional to 26,242.38, 39,365.19 and 6,521.40 is: 9,782.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,242.38 : 39,365.19 = 6,521.40 : x
  2. Step 2: Convert to fraction form
    26,242.38/39,365.19 = 6,521.40/x
  3. Step 3: Cross multiply
    26,242.38x = 39,365.19 × 6,521.40
  4. Step 4: Simplify right side
    26,242.38x = 256,716,150.07
  5. Step 5: Solve for x
    x = 256,716,150.07/26,242.38
  6. Step 6: Final answer
    x = 9,782.50

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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.