Home / 26,086.05-39,129.45-6,364.98

Finding the Fourth Proportional to 26,086.05, 39,129.45 and 6,364.98

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Solution

The fourth proportional to 26,086.05, 39,129.45 and 6,364.98 is: 9,547.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,086.05 : 39,129.45 = 6,364.98 : x
  2. Step 2: Convert to fraction form
    26,086.05/39,129.45 = 6,364.98/x
  3. Step 3: Cross multiply
    26,086.05x = 39,129.45 × 6,364.98
  4. Step 4: Simplify right side
    26,086.05x = 249,058,166.66
  5. Step 5: Solve for x
    x = 249,058,166.66/26,086.05
  6. Step 6: Final answer
    x = 9,547.56

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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.