Home / 35,350.69-53,012.57-15,618.48

Finding the Fourth Proportional to 35,350.69, 53,012.57 and 15,618.48

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Solution

The fourth proportional to 35,350.69, 53,012.57 and 15,618.48 is: 23,421.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,350.69 : 53,012.57 = 15,618.48 : x
  2. Step 2: Convert to fraction form
    35,350.69/53,012.57 = 15,618.48/x
  3. Step 3: Cross multiply
    35,350.69x = 53,012.57 × 15,618.48
  4. Step 4: Simplify right side
    35,350.69x = 827,975,686.20
  5. Step 5: Solve for x
    x = 827,975,686.20/35,350.69
  6. Step 6: Final answer
    x = 23,421.77

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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.