Home / 45,927.81-63,379.80-25,784.16

Finding the Fourth Proportional to 45,927.81, 63,379.80 and 25,784.16

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Solution

The fourth proportional to 45,927.81, 63,379.80 and 25,784.16 is: 35,581.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,927.81 : 63,379.80 = 25,784.16 : x
  2. Step 2: Convert to fraction form
    45,927.81/63,379.80 = 25,784.16/x
  3. Step 3: Cross multiply
    45,927.81x = 63,379.80 × 25,784.16
  4. Step 4: Simplify right side
    45,927.81x = 1,634,194,903.97
  5. Step 5: Solve for x
    x = 1,634,194,903.97/45,927.81
  6. Step 6: Final answer
    x = 35,581.82

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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.