Home / 28,464.83-42,790.65-26,409.65

Finding the Fourth Proportional to 28,464.83, 42,790.65 and 26,409.65

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Solution

The fourth proportional to 28,464.83, 42,790.65 and 26,409.65 is: 39,701.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,464.83 : 42,790.65 = 26,409.65 : x
  2. Step 2: Convert to fraction form
    28,464.83/42,790.65 = 26,409.65/x
  3. Step 3: Cross multiply
    28,464.83x = 42,790.65 × 26,409.65
  4. Step 4: Simplify right side
    28,464.83x = 1,130,085,957.72
  5. Step 5: Solve for x
    x = 1,130,085,957.72/28,464.83
  6. Step 6: Final answer
    x = 39,701.14

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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.