Home / 39,031.77-53,864.01-22,036.76

Finding the Fourth Proportional to 39,031.77, 53,864.01 and 22,036.76

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Solution

The fourth proportional to 39,031.77, 53,864.01 and 22,036.76 is: 30,410.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,031.77 : 53,864.01 = 22,036.76 : x
  2. Step 2: Convert to fraction form
    39,031.77/53,864.01 = 22,036.76/x
  3. Step 3: Cross multiply
    39,031.77x = 53,864.01 × 22,036.76
  4. Step 4: Simplify right side
    39,031.77x = 1,186,987,991.69
  5. Step 5: Solve for x
    x = 1,186,987,991.69/39,031.77
  6. Step 6: Final answer
    x = 30,410.82

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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.