Home / 13,038.88-19,554.28-4,717.92

Finding the Fourth Proportional to 13,038.88, 19,554.28 and 4,717.92

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Solution

The fourth proportional to 13,038.88, 19,554.28 and 4,717.92 is: 7,075.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,038.88 : 19,554.28 = 4,717.92 : x
  2. Step 2: Convert to fraction form
    13,038.88/19,554.28 = 4,717.92/x
  3. Step 3: Cross multiply
    13,038.88x = 19,554.28 × 4,717.92
  4. Step 4: Simplify right side
    13,038.88x = 92,255,528.70
  5. Step 5: Solve for x
    x = 92,255,528.70/13,038.88
  6. Step 6: Final answer
    x = 7,075.42

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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.