Home / 35,840.24-53,760.36-17,120.72

Finding the Fourth Proportional to 35,840.24, 53,760.36 and 17,120.72

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Solution

The fourth proportional to 35,840.24, 53,760.36 and 17,120.72 is: 25,681.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,840.24 : 53,760.36 = 17,120.72 : x
  2. Step 2: Convert to fraction form
    35,840.24/53,760.36 = 17,120.72/x
  3. Step 3: Cross multiply
    35,840.24x = 53,760.36 × 17,120.72
  4. Step 4: Simplify right side
    35,840.24x = 920,416,070.66
  5. Step 5: Solve for x
    x = 920,416,070.66/35,840.24
  6. Step 6: Final answer
    x = 25,681.08

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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.