Home / 15,444.48-23,018.16-15,315.84

Finding the Fourth Proportional to 15,444.48, 23,018.16 and 15,315.84

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Solution

The fourth proportional to 15,444.48, 23,018.16 and 15,315.84 is: 22,826.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,444.48 : 23,018.16 = 15,315.84 : x
  2. Step 2: Convert to fraction form
    15,444.48/23,018.16 = 15,315.84/x
  3. Step 3: Cross multiply
    15,444.48x = 23,018.16 × 15,315.84
  4. Step 4: Simplify right side
    15,444.48x = 352,542,455.65
  5. Step 5: Solve for x
    x = 352,542,455.65/15,444.48
  6. Step 6: Final answer
    x = 22,826.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.