Home / 29,266.58-40,387.55-15,837.53

Finding the Fourth Proportional to 29,266.58, 40,387.55 and 15,837.53

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Solution

The fourth proportional to 29,266.58, 40,387.55 and 15,837.53 is: 21,855.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,266.58 : 40,387.55 = 15,837.53 : x
  2. Step 2: Convert to fraction form
    29,266.58/40,387.55 = 15,837.53/x
  3. Step 3: Cross multiply
    29,266.58x = 40,387.55 × 15,837.53
  4. Step 4: Simplify right side
    29,266.58x = 639,638,753.63
  5. Step 5: Solve for x
    x = 639,638,753.63/29,266.58
  6. Step 6: Final answer
    x = 21,855.60

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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.