Home / 35,906.31-49,543.47-21,750.93

Finding the Fourth Proportional to 35,906.31, 49,543.47 and 21,750.93

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Solution

The fourth proportional to 35,906.31, 49,543.47 and 21,750.93 is: 30,011.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,906.31 : 49,543.47 = 21,750.93 : x
  2. Step 2: Convert to fraction form
    35,906.31/49,543.47 = 21,750.93/x
  3. Step 3: Cross multiply
    35,906.31x = 49,543.47 × 21,750.93
  4. Step 4: Simplify right side
    35,906.31x = 1,077,616,547.93
  5. Step 5: Solve for x
    x = 1,077,616,547.93/35,906.31
  6. Step 6: Final answer
    x = 30,011.90

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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.