Home / 28,463.72-39,277.62-16,526.12

Finding the Fourth Proportional to 28,463.72, 39,277.62 and 16,526.12

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Solution

The fourth proportional to 28,463.72, 39,277.62 and 16,526.12 is: 22,804.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,463.72 : 39,277.62 = 16,526.12 : x
  2. Step 2: Convert to fraction form
    28,463.72/39,277.62 = 16,526.12/x
  3. Step 3: Cross multiply
    28,463.72x = 39,277.62 × 16,526.12
  4. Step 4: Simplify right side
    28,463.72x = 649,106,661.43
  5. Step 5: Solve for x
    x = 649,106,661.43/28,463.72
  6. Step 6: Final answer
    x = 22,804.70

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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.