Home / 28,124.64-42,141.60-24,210.72

Finding the Fourth Proportional to 28,124.64, 42,141.60 and 24,210.72

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Solution

The fourth proportional to 28,124.64, 42,141.60 and 24,210.72 is: 36,277.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,124.64 : 42,141.60 = 24,210.72 : x
  2. Step 2: Convert to fraction form
    28,124.64/42,141.60 = 24,210.72/x
  3. Step 3: Cross multiply
    28,124.64x = 42,141.60 × 24,210.72
  4. Step 4: Simplify right side
    28,124.64x = 1,020,278,477.95
  5. Step 5: Solve for x
    x = 1,020,278,477.95/28,124.64
  6. Step 6: Final answer
    x = 36,277.03

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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.