Home / 26,013.15-39,019.77-6,291.63

Finding the Fourth Proportional to 26,013.15, 39,019.77 and 6,291.63

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Solution

The fourth proportional to 26,013.15, 39,019.77 and 6,291.63 is: 9,437.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,013.15 : 39,019.77 = 6,291.63 : x
  2. Step 2: Convert to fraction form
    26,013.15/39,019.77 = 6,291.63/x
  3. Step 3: Cross multiply
    26,013.15x = 39,019.77 × 6,291.63
  4. Step 4: Simplify right side
    26,013.15x = 245,497,955.53
  5. Step 5: Solve for x
    x = 245,497,955.53/26,013.15
  6. Step 6: Final answer
    x = 9,437.46

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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.