Home / 35,688.39-49,252.01-21,543.36

Finding the Fourth Proportional to 35,688.39, 49,252.01 and 21,543.36

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Solution

The fourth proportional to 35,688.39, 49,252.01 and 21,543.36 is: 29,731.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,688.39 : 49,252.01 = 21,543.36 : x
  2. Step 2: Convert to fraction form
    35,688.39/49,252.01 = 21,543.36/x
  3. Step 3: Cross multiply
    35,688.39x = 49,252.01 × 21,543.36
  4. Step 4: Simplify right side
    35,688.39x = 1,061,053,782.15
  5. Step 5: Solve for x
    x = 1,061,053,782.15/35,688.39
  6. Step 6: Final answer
    x = 29,731.06

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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.