Home / 45,348.03-67,952.84-19,038.51

Finding the Fourth Proportional to 45,348.03, 67,952.84 and 19,038.51

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Solution

The fourth proportional to 45,348.03, 67,952.84 and 19,038.51 is: 28,528.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,348.03 : 67,952.84 = 19,038.51 : x
  2. Step 2: Convert to fraction form
    45,348.03/67,952.84 = 19,038.51/x
  3. Step 3: Cross multiply
    45,348.03x = 67,952.84 × 19,038.51
  4. Step 4: Simplify right side
    45,348.03x = 1,293,720,728.68
  5. Step 5: Solve for x
    x = 1,293,720,728.68/45,348.03
  6. Step 6: Final answer
    x = 28,528.71

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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.