Home / 35,398.08-53,129.92-17,880.24

Finding the Fourth Proportional to 35,398.08, 53,129.92 and 17,880.24

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Solution

The fourth proportional to 35,398.08, 53,129.92 and 17,880.24 is: 26,836.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,398.08 : 53,129.92 = 17,880.24 : x
  2. Step 2: Convert to fraction form
    35,398.08/53,129.92 = 17,880.24/x
  3. Step 3: Cross multiply
    35,398.08x = 53,129.92 × 17,880.24
  4. Step 4: Simplify right side
    35,398.08x = 949,975,720.78
  5. Step 5: Solve for x
    x = 949,975,720.78/35,398.08
  6. Step 6: Final answer
    x = 26,836.93

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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.