Home / 35,722.08-49,300.92-19,807.20

Finding the Fourth Proportional to 35,722.08, 49,300.92 and 19,807.20

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Solution

The fourth proportional to 35,722.08, 49,300.92 and 19,807.20 is: 27,336.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,722.08 : 49,300.92 = 19,807.20 : x
  2. Step 2: Convert to fraction form
    35,722.08/49,300.92 = 19,807.20/x
  3. Step 3: Cross multiply
    35,722.08x = 49,300.92 × 19,807.20
  4. Step 4: Simplify right side
    35,722.08x = 976,513,182.62
  5. Step 5: Solve for x
    x = 976,513,182.62/35,722.08
  6. Step 6: Final answer
    x = 27,336.40

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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.