Home / 35,715.62-49,284.22-19,798.70

Finding the Fourth Proportional to 35,715.62, 49,284.22 and 19,798.70

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Solution

The fourth proportional to 35,715.62, 49,284.22 and 19,798.70 is: 27,320.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,715.62 : 49,284.22 = 19,798.70 : x
  2. Step 2: Convert to fraction form
    35,715.62/49,284.22 = 19,798.70/x
  3. Step 3: Cross multiply
    35,715.62x = 49,284.22 × 19,798.70
  4. Step 4: Simplify right side
    35,715.62x = 975,763,486.51
  5. Step 5: Solve for x
    x = 975,763,486.51/35,715.62
  6. Step 6: Final answer
    x = 27,320.36

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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.