Home / 52,821.84-79,263.93-19,565.28

Finding the Fourth Proportional to 52,821.84, 79,263.93 and 19,565.28

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Solution

The fourth proportional to 52,821.84, 79,263.93 and 19,565.28 is: 29,359.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,821.84 : 79,263.93 = 19,565.28 : x
  2. Step 2: Convert to fraction form
    52,821.84/79,263.93 = 19,565.28/x
  3. Step 3: Cross multiply
    52,821.84x = 79,263.93 × 19,565.28
  4. Step 4: Simplify right side
    52,821.84x = 1,550,820,984.35
  5. Step 5: Solve for x
    x = 1,550,820,984.35/52,821.84
  6. Step 6: Final answer
    x = 29,359.47

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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.