Home / 15,590.80-23,386.32-3,904.06

Finding the Fourth Proportional to 15,590.80, 23,386.32 and 3,904.06

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Solution

The fourth proportional to 15,590.80, 23,386.32 and 3,904.06 is: 5,856.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,590.80 : 23,386.32 = 3,904.06 : x
  2. Step 2: Convert to fraction form
    15,590.80/23,386.32 = 3,904.06/x
  3. Step 3: Cross multiply
    15,590.80x = 23,386.32 × 3,904.06
  4. Step 4: Simplify right side
    15,590.80x = 91,301,596.46
  5. Step 5: Solve for x
    x = 91,301,596.46/15,590.80
  6. Step 6: Final answer
    x = 5,856.12

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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.