Home / 19,015.52-26,242.80-10,631.48

Finding the Fourth Proportional to 19,015.52, 26,242.80 and 10,631.48

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Solution

The fourth proportional to 19,015.52, 26,242.80 and 10,631.48 is: 14,672.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,015.52 : 26,242.80 = 10,631.48 : x
  2. Step 2: Convert to fraction form
    19,015.52/26,242.80 = 10,631.48/x
  3. Step 3: Cross multiply
    19,015.52x = 26,242.80 × 10,631.48
  4. Step 4: Simplify right side
    19,015.52x = 278,999,803.34
  5. Step 5: Solve for x
    x = 278,999,803.34/19,015.52
  6. Step 6: Final answer
    x = 14,672.22

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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.