Home / 52,400.31-72,313.93-28,527.38

Finding the Fourth Proportional to 52,400.31, 72,313.93 and 28,527.38

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Solution

The fourth proportional to 52,400.31, 72,313.93 and 28,527.38 is: 39,368.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,400.31 : 72,313.93 = 28,527.38 : x
  2. Step 2: Convert to fraction form
    52,400.31/72,313.93 = 28,527.38/x
  3. Step 3: Cross multiply
    52,400.31x = 72,313.93 × 28,527.38
  4. Step 4: Simplify right side
    52,400.31x = 2,062,926,960.40
  5. Step 5: Solve for x
    x = 2,062,926,960.40/52,400.31
  6. Step 6: Final answer
    x = 39,368.60

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1.5x scale

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.