Home / 58,663.36-80,936.76-35,979.04

Finding the Fourth Proportional to 58,663.36, 80,936.76 and 35,979.04

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Solution

The fourth proportional to 58,663.36, 80,936.76 and 35,979.04 is: 49,639.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,663.36 : 80,936.76 = 35,979.04 : x
  2. Step 2: Convert to fraction form
    58,663.36/80,936.76 = 35,979.04/x
  3. Step 3: Cross multiply
    58,663.36x = 80,936.76 × 35,979.04
  4. Step 4: Simplify right side
    58,663.36x = 2,912,026,925.51
  5. Step 5: Solve for x
    x = 2,912,026,925.51/58,663.36
  6. Step 6: Final answer
    x = 49,639.62

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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.