Home / 32,387.40-44,693.10-21,775.32

Finding the Fourth Proportional to 32,387.40, 44,693.10 and 21,775.32

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Solution

The fourth proportional to 32,387.40, 44,693.10 and 21,775.32 is: 30,048.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,387.40 : 44,693.10 = 21,775.32 : x
  2. Step 2: Convert to fraction form
    32,387.40/44,693.10 = 21,775.32/x
  3. Step 3: Cross multiply
    32,387.40x = 44,693.10 × 21,775.32
  4. Step 4: Simplify right side
    32,387.40x = 973,206,554.29
  5. Step 5: Solve for x
    x = 973,206,554.29/32,387.40
  6. Step 6: Final answer
    x = 30,048.93

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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.