Home / 45,678.28-63,035.66-25,535.20

Finding the Fourth Proportional to 45,678.28, 63,035.66 and 25,535.20

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Solution

The fourth proportional to 45,678.28, 63,035.66 and 25,535.20 is: 35,238.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,678.28 : 63,035.66 = 25,535.20 : x
  2. Step 2: Convert to fraction form
    45,678.28/63,035.66 = 25,535.20/x
  3. Step 3: Cross multiply
    45,678.28x = 63,035.66 × 25,535.20
  4. Step 4: Simplify right side
    45,678.28x = 1,609,628,185.23
  5. Step 5: Solve for x
    x = 1,609,628,185.23/45,678.28
  6. Step 6: Final answer
    x = 35,238.37

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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.