Home / 52,783.68-72,838.88-28,910.46

Finding the Fourth Proportional to 52,783.68, 72,838.88 and 28,910.46

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Solution

The fourth proportional to 52,783.68, 72,838.88 and 28,910.46 is: 39,895.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,783.68 : 72,838.88 = 28,910.46 : x
  2. Step 2: Convert to fraction form
    52,783.68/72,838.88 = 28,910.46/x
  3. Step 3: Cross multiply
    52,783.68x = 72,838.88 × 28,910.46
  4. Step 4: Simplify right side
    52,783.68x = 2,105,805,526.68
  5. Step 5: Solve for x
    x = 2,105,805,526.68/52,783.68
  6. Step 6: Final answer
    x = 39,895.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.