Home / 35,631.70-49,172.52-19,717.27

Finding the Fourth Proportional to 35,631.70, 49,172.52 and 19,717.27

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Solution

The fourth proportional to 35,631.70, 49,172.52 and 19,717.27 is: 27,210.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,631.70 : 49,172.52 = 19,717.27 : x
  2. Step 2: Convert to fraction form
    35,631.70/49,172.52 = 19,717.27/x
  3. Step 3: Cross multiply
    35,631.70x = 49,172.52 × 19,717.27
  4. Step 4: Simplify right side
    35,631.70x = 969,547,853.42
  5. Step 5: Solve for x
    x = 969,547,853.42/35,631.70
  6. Step 6: Final answer
    x = 27,210.26

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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.