Home / 42,514.07-63,783.55-17,555.54

Finding the Fourth Proportional to 42,514.07, 63,783.55 and 17,555.54

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Solution

The fourth proportional to 42,514.07, 63,783.55 and 17,555.54 is: 26,338.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,514.07 : 63,783.55 = 17,555.54 : x
  2. Step 2: Convert to fraction form
    42,514.07/63,783.55 = 17,555.54/x
  3. Step 3: Cross multiply
    42,514.07x = 63,783.55 × 17,555.54
  4. Step 4: Simplify right side
    42,514.07x = 1,119,754,366.39
  5. Step 5: Solve for x
    x = 1,119,754,366.39/42,514.07
  6. Step 6: Final answer
    x = 26,338.45

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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.