Home / 15,810.12-23,739.84-15,109.02

Finding the Fourth Proportional to 15,810.12, 23,739.84 and 15,109.02

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Solution

The fourth proportional to 15,810.12, 23,739.84 and 15,109.02 is: 22,687.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,810.12 : 23,739.84 = 15,109.02 : x
  2. Step 2: Convert to fraction form
    15,810.12/23,739.84 = 15,109.02/x
  3. Step 3: Cross multiply
    15,810.12x = 23,739.84 × 15,109.02
  4. Step 4: Simplify right side
    15,810.12x = 358,685,717.36
  5. Step 5: Solve for x
    x = 358,685,717.36/15,810.12
  6. Step 6: Final answer
    x = 22,687.10

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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.