Home / 30,282.05-45,428.85-10,566.25

Finding the Fourth Proportional to 30,282.05, 45,428.85 and 10,566.25

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Solution

The fourth proportional to 30,282.05, 45,428.85 and 10,566.25 is: 15,851.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,282.05 : 45,428.85 = 10,566.25 : x
  2. Step 2: Convert to fraction form
    30,282.05/45,428.85 = 10,566.25/x
  3. Step 3: Cross multiply
    30,282.05x = 45,428.85 × 10,566.25
  4. Step 4: Simplify right side
    30,282.05x = 480,012,472.74
  5. Step 5: Solve for x
    x = 480,012,472.74/30,282.05
  6. Step 6: Final answer
    x = 15,851.38

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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.