Home / 19,218.88-26,522.06-10,835.36

Finding the Fourth Proportional to 19,218.88, 26,522.06 and 10,835.36

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Solution

The fourth proportional to 19,218.88, 26,522.06 and 10,835.36 is: 14,952.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,218.88 : 26,522.06 = 10,835.36 : x
  2. Step 2: Convert to fraction form
    19,218.88/26,522.06 = 10,835.36/x
  3. Step 3: Cross multiply
    19,218.88x = 26,522.06 × 10,835.36
  4. Step 4: Simplify right side
    19,218.88x = 287,376,068.04
  5. Step 5: Solve for x
    x = 287,376,068.04/19,218.88
  6. Step 6: Final answer
    x = 14,952.80

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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.