Home / 35,295.06-48,707.98-20,189.10

Finding the Fourth Proportional to 35,295.06, 48,707.98 and 20,189.10

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Solution

The fourth proportional to 35,295.06, 48,707.98 and 20,189.10 is: 27,861.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,295.06 : 48,707.98 = 20,189.10 : x
  2. Step 2: Convert to fraction form
    35,295.06/48,707.98 = 20,189.10/x
  3. Step 3: Cross multiply
    35,295.06x = 48,707.98 × 20,189.10
  4. Step 4: Simplify right side
    35,295.06x = 983,370,279.02
  5. Step 5: Solve for x
    x = 983,370,279.02/35,295.06
  6. Step 6: Final answer
    x = 27,861.41

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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.