Home / 53,365.71-80,097.02-28,426.93

Finding the Fourth Proportional to 53,365.71, 80,097.02 and 28,426.93

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Solution

The fourth proportional to 53,365.71, 80,097.02 and 28,426.93 is: 42,666.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,365.71 : 80,097.02 = 28,426.93 : x
  2. Step 2: Convert to fraction form
    53,365.71/80,097.02 = 28,426.93/x
  3. Step 3: Cross multiply
    53,365.71x = 80,097.02 × 28,426.93
  4. Step 4: Simplify right side
    53,365.71x = 2,276,912,380.75
  5. Step 5: Solve for x
    x = 2,276,912,380.75/53,365.71
  6. Step 6: Final answer
    x = 42,666.21

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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.