Home / 52,317.39-78,456.51-19,027.74

Finding the Fourth Proportional to 52,317.39, 78,456.51 and 19,027.74

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Solution

The fourth proportional to 52,317.39, 78,456.51 and 19,027.74 is: 28,534.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,317.39 : 78,456.51 = 19,027.74 : x
  2. Step 2: Convert to fraction form
    52,317.39/78,456.51 = 19,027.74/x
  3. Step 3: Cross multiply
    52,317.39x = 78,456.51 × 19,027.74
  4. Step 4: Simplify right side
    52,317.39x = 1,492,850,073.59
  5. Step 5: Solve for x
    x = 1,492,850,073.59/52,317.39
  6. Step 6: Final answer
    x = 28,534.49

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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.