Home / 29,090.65-40,135.86-17,754.47

Finding the Fourth Proportional to 29,090.65, 40,135.86 and 17,754.47

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Solution

The fourth proportional to 29,090.65, 40,135.86 and 17,754.47 is: 24,495.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,090.65 : 40,135.86 = 17,754.47 : x
  2. Step 2: Convert to fraction form
    29,090.65/40,135.86 = 17,754.47/x
  3. Step 3: Cross multiply
    29,090.65x = 40,135.86 × 17,754.47
  4. Step 4: Simplify right side
    29,090.65x = 712,590,721.61
  5. Step 5: Solve for x
    x = 712,590,721.61/29,090.65
  6. Step 6: Final answer
    x = 24,495.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.