Home / 36,117.99-49,844.28-19,985.01

Finding the Fourth Proportional to 36,117.99, 49,844.28 and 19,985.01

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Solution

The fourth proportional to 36,117.99, 49,844.28 and 19,985.01 is: 27,580.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,117.99 : 49,844.28 = 19,985.01 : x
  2. Step 2: Convert to fraction form
    36,117.99/49,844.28 = 19,985.01/x
  3. Step 3: Cross multiply
    36,117.99x = 49,844.28 × 19,985.01
  4. Step 4: Simplify right side
    36,117.99x = 996,138,434.24
  5. Step 5: Solve for x
    x = 996,138,434.24/36,117.99
  6. Step 6: Final answer
    x = 27,580.12

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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.