Home / 15,828.91-23,751.47-6,475.84

Finding the Fourth Proportional to 15,828.91, 23,751.47 and 6,475.84

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Solution

The fourth proportional to 15,828.91, 23,751.47 and 6,475.84 is: 9,717.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,828.91 : 23,751.47 = 6,475.84 : x
  2. Step 2: Convert to fraction form
    15,828.91/23,751.47 = 6,475.84/x
  3. Step 3: Cross multiply
    15,828.91x = 23,751.47 × 6,475.84
  4. Step 4: Simplify right side
    15,828.91x = 153,810,719.48
  5. Step 5: Solve for x
    x = 153,810,719.48/15,828.91
  6. Step 6: Final answer
    x = 9,717.08

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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.