Home / 15,597.68-21,528.60-10,301.36

Finding the Fourth Proportional to 15,597.68, 21,528.60 and 10,301.36

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Solution

The fourth proportional to 15,597.68, 21,528.60 and 10,301.36 is: 14,218.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,597.68 : 21,528.60 = 10,301.36 : x
  2. Step 2: Convert to fraction form
    15,597.68/21,528.60 = 10,301.36/x
  3. Step 3: Cross multiply
    15,597.68x = 21,528.60 × 10,301.36
  4. Step 4: Simplify right side
    15,597.68x = 221,773,858.90
  5. Step 5: Solve for x
    x = 221,773,858.90/15,597.68
  6. Step 6: Final answer
    x = 14,218.39

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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.