Home / 63,564.09-87,718.45-35,274.33

Finding the Fourth Proportional to 63,564.09, 87,718.45 and 35,274.33

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Solution

The fourth proportional to 63,564.09, 87,718.45 and 35,274.33 is: 48,678.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,564.09 : 87,718.45 = 35,274.33 : x
  2. Step 2: Convert to fraction form
    63,564.09/87,718.45 = 35,274.33/x
  3. Step 3: Cross multiply
    63,564.09x = 87,718.45 × 35,274.33
  4. Step 4: Simplify right side
    63,564.09x = 3,094,209,859.29
  5. Step 5: Solve for x
    x = 3,094,209,859.29/63,564.09
  6. Step 6: Final answer
    x = 48,678.58

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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.