Home / 15,616.07-23,421.65-5,086.47

Finding the Fourth Proportional to 15,616.07, 23,421.65 and 5,086.47

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Solution

The fourth proportional to 15,616.07, 23,421.65 and 5,086.47 is: 7,628.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,616.07 : 23,421.65 = 5,086.47 : x
  2. Step 2: Convert to fraction form
    15,616.07/23,421.65 = 5,086.47/x
  3. Step 3: Cross multiply
    15,616.07x = 23,421.65 × 5,086.47
  4. Step 4: Simplify right side
    15,616.07x = 119,133,494.64
  5. Step 5: Solve for x
    x = 119,133,494.64/15,616.07
  6. Step 6: Final answer
    x = 7,628.91

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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.