Home / 25,093.86-37,421.52-21,988.32

Finding the Fourth Proportional to 25,093.86, 37,421.52 and 21,988.32

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Solution

The fourth proportional to 25,093.86, 37,421.52 and 21,988.32 is: 32,790.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,093.86 : 37,421.52 = 21,988.32 : x
  2. Step 2: Convert to fraction form
    25,093.86/37,421.52 = 21,988.32/x
  3. Step 3: Cross multiply
    25,093.86x = 37,421.52 × 21,988.32
  4. Step 4: Simplify right side
    25,093.86x = 822,836,356.65
  5. Step 5: Solve for x
    x = 822,836,356.65/25,093.86
  6. Step 6: Final answer
    x = 32,790.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.