Home / 35,959.90-49,624.50-20,861.32

Finding the Fourth Proportional to 35,959.90, 49,624.50 and 20,861.32

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Solution

The fourth proportional to 35,959.90, 49,624.50 and 20,861.32 is: 28,788.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,959.90 : 49,624.50 = 20,861.32 : x
  2. Step 2: Convert to fraction form
    35,959.90/49,624.50 = 20,861.32/x
  3. Step 3: Cross multiply
    35,959.90x = 49,624.50 × 20,861.32
  4. Step 4: Simplify right side
    35,959.90x = 1,035,232,574.34
  5. Step 5: Solve for x
    x = 1,035,232,574.34/35,959.90
  6. Step 6: Final answer
    x = 28,788.53

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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.