Home / 28,176.08-42,216.71-17,048.93

Finding the Fourth Proportional to 28,176.08, 42,216.71 and 17,048.93

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Solution

The fourth proportional to 28,176.08, 42,216.71 and 17,048.93 is: 25,544.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,176.08 : 42,216.71 = 17,048.93 : x
  2. Step 2: Convert to fraction form
    28,176.08/42,216.71 = 17,048.93/x
  3. Step 3: Cross multiply
    28,176.08x = 42,216.71 × 17,048.93
  4. Step 4: Simplify right side
    28,176.08x = 719,749,437.29
  5. Step 5: Solve for x
    x = 719,749,437.29/28,176.08
  6. Step 6: Final answer
    x = 25,544.70

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1.5x scale

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.