Home / 37,398.81-56,130.63-19,641.99

Finding the Fourth Proportional to 37,398.81, 56,130.63 and 19,641.99

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Solution

The fourth proportional to 37,398.81, 56,130.63 and 19,641.99 is: 29,480.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,398.81 : 56,130.63 = 19,641.99 : x
  2. Step 2: Convert to fraction form
    37,398.81/56,130.63 = 19,641.99/x
  3. Step 3: Cross multiply
    37,398.81x = 56,130.63 × 19,641.99
  4. Step 4: Simplify right side
    37,398.81x = 1,102,517,273.15
  5. Step 5: Solve for x
    x = 1,102,517,273.15/37,398.81
  6. Step 6: Final answer
    x = 29,480.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.