Home / 28,642.81-39,437.26-26,018.41

Finding the Fourth Proportional to 28,642.81, 39,437.26 and 26,018.41

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Solution

The fourth proportional to 28,642.81, 39,437.26 and 26,018.41 is: 35,823.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,642.81 : 39,437.26 = 26,018.41 : x
  2. Step 2: Convert to fraction form
    28,642.81/39,437.26 = 26,018.41/x
  3. Step 3: Cross multiply
    28,642.81x = 39,437.26 × 26,018.41
  4. Step 4: Simplify right side
    28,642.81x = 1,026,094,799.96
  5. Step 5: Solve for x
    x = 1,026,094,799.96/28,642.81
  6. Step 6: Final answer
    x = 35,823.82

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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.