Home / 45,240.03-67,828.86-19,927.26

Finding the Fourth Proportional to 45,240.03, 67,828.86 and 19,927.26

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Solution

The fourth proportional to 45,240.03, 67,828.86 and 19,927.26 is: 29,877.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,240.03 : 67,828.86 = 19,927.26 : x
  2. Step 2: Convert to fraction form
    45,240.03/67,828.86 = 19,927.26/x
  3. Step 3: Cross multiply
    45,240.03x = 67,828.86 × 19,927.26
  4. Step 4: Simplify right side
    45,240.03x = 1,351,643,328.72
  5. Step 5: Solve for x
    x = 1,351,643,328.72/45,240.03
  6. Step 6: Final answer
    x = 29,877.15

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1.5x scale

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.