Home / 28,842.48-43,218.36-15,707.52

Finding the Fourth Proportional to 28,842.48, 43,218.36 and 15,707.52

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Solution

The fourth proportional to 28,842.48, 43,218.36 and 15,707.52 is: 23,536.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,842.48 : 43,218.36 = 15,707.52 : x
  2. Step 2: Convert to fraction form
    28,842.48/43,218.36 = 15,707.52/x
  3. Step 3: Cross multiply
    28,842.48x = 43,218.36 × 15,707.52
  4. Step 4: Simplify right side
    28,842.48x = 678,853,254.07
  5. Step 5: Solve for x
    x = 678,853,254.07/28,842.48
  6. Step 6: Final answer
    x = 23,536.58

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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.