Home / 35,947.79-49,607.16-20,843.13

Finding the Fourth Proportional to 35,947.79, 49,607.16 and 20,843.13

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Solution

The fourth proportional to 35,947.79, 49,607.16 and 20,843.13 is: 28,763.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,947.79 : 49,607.16 = 20,843.13 : x
  2. Step 2: Convert to fraction form
    35,947.79/49,607.16 = 20,843.13/x
  3. Step 3: Cross multiply
    35,947.79x = 49,607.16 × 20,843.13
  4. Step 4: Simplify right side
    35,947.79x = 1,033,968,484.81
  5. Step 5: Solve for x
    x = 1,033,968,484.81/35,947.79
  6. Step 6: Final answer
    x = 28,763.06

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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.