Home / 15,148.34-22,727.98-5,289.07

Finding the Fourth Proportional to 15,148.34, 22,727.98 and 5,289.07

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Solution

The fourth proportional to 15,148.34, 22,727.98 and 5,289.07 is: 7,935.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,148.34 : 22,727.98 = 5,289.07 : x
  2. Step 2: Convert to fraction form
    15,148.34/22,727.98 = 5,289.07/x
  3. Step 3: Cross multiply
    15,148.34x = 22,727.98 × 5,289.07
  4. Step 4: Simplify right side
    15,148.34x = 120,209,926.07
  5. Step 5: Solve for x
    x = 120,209,926.07/15,148.34
  6. Step 6: Final answer
    x = 7,935.52

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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.