Home / 42,460.12-63,707.46-19,097.56

Finding the Fourth Proportional to 42,460.12, 63,707.46 and 19,097.56

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Solution

The fourth proportional to 42,460.12, 63,707.46 and 19,097.56 is: 28,654.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,460.12 : 63,707.46 = 19,097.56 : x
  2. Step 2: Convert to fraction form
    42,460.12/63,707.46 = 19,097.56/x
  3. Step 3: Cross multiply
    42,460.12x = 63,707.46 × 19,097.56
  4. Step 4: Simplify right side
    42,460.12x = 1,216,657,039.80
  5. Step 5: Solve for x
    x = 1,216,657,039.80/42,460.12
  6. Step 6: Final answer
    x = 28,654.11

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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.