Home / 32,487.06-44,818.80-21,880.08

Finding the Fourth Proportional to 32,487.06, 44,818.80 and 21,880.08

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Solution

The fourth proportional to 32,487.06, 44,818.80 and 21,880.08 is: 30,185.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,487.06 : 44,818.80 = 21,880.08 : x
  2. Step 2: Convert to fraction form
    32,487.06/44,818.80 = 21,880.08/x
  3. Step 3: Cross multiply
    32,487.06x = 44,818.80 × 21,880.08
  4. Step 4: Simplify right side
    32,487.06x = 980,638,929.50
  5. Step 5: Solve for x
    x = 980,638,929.50/32,487.06
  6. Step 6: Final answer
    x = 30,185.52

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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.