Home / 42,053.96-63,080.93-19,869.56

Finding the Fourth Proportional to 42,053.96, 63,080.93 and 19,869.56

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Solution

The fourth proportional to 42,053.96, 63,080.93 and 19,869.56 is: 29,804.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,053.96 : 63,080.93 = 19,869.56 : x
  2. Step 2: Convert to fraction form
    42,053.96/63,080.93 = 19,869.56/x
  3. Step 3: Cross multiply
    42,053.96x = 63,080.93 × 19,869.56
  4. Step 4: Simplify right side
    42,053.96x = 1,253,390,323.49
  5. Step 5: Solve for x
    x = 1,253,390,323.49/42,053.96
  6. Step 6: Final answer
    x = 29,804.34

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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.