Home / 42,698.93-64,076.07-19,325.57

Finding the Fourth Proportional to 42,698.93, 64,076.07 and 19,325.57

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Solution

The fourth proportional to 42,698.93, 64,076.07 and 19,325.57 is: 29,000.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,698.93 : 64,076.07 = 19,325.57 : x
  2. Step 2: Convert to fraction form
    42,698.93/64,076.07 = 19,325.57/x
  3. Step 3: Cross multiply
    42,698.93x = 64,076.07 × 19,325.57
  4. Step 4: Simplify right side
    42,698.93x = 1,238,306,576.11
  5. Step 5: Solve for x
    x = 1,238,306,576.11/42,698.93
  6. Step 6: Final answer
    x = 29,000.88

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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.