Home / 10,274.04-15,320.95-10,180.54

Finding the Fourth Proportional to 10,274.04, 15,320.95 and 10,180.54

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Solution

The fourth proportional to 10,274.04, 15,320.95 and 10,180.54 is: 15,181.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,274.04 : 15,320.95 = 10,180.54 : x
  2. Step 2: Convert to fraction form
    10,274.04/15,320.95 = 10,180.54/x
  3. Step 3: Cross multiply
    10,274.04x = 15,320.95 × 10,180.54
  4. Step 4: Simplify right side
    10,274.04x = 155,975,451.83
  5. Step 5: Solve for x
    x = 155,975,451.83/10,274.04
  6. Step 6: Final answer
    x = 15,181.51

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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.