Home / 35,188.29-48,555.45-20,079.36

Finding the Fourth Proportional to 35,188.29, 48,555.45 and 20,079.36

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Solution

The fourth proportional to 35,188.29, 48,555.45 and 20,079.36 is: 27,707.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,188.29 : 48,555.45 = 20,079.36 : x
  2. Step 2: Convert to fraction form
    35,188.29/48,555.45 = 20,079.36/x
  3. Step 3: Cross multiply
    35,188.29x = 48,555.45 × 20,079.36
  4. Step 4: Simplify right side
    35,188.29x = 974,962,360.51
  5. Step 5: Solve for x
    x = 974,962,360.51/35,188.29
  6. Step 6: Final answer
    x = 27,707.01

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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.