Home / 14,377.68-19,838.88-9,075.36

Finding the Fourth Proportional to 14,377.68, 19,838.88 and 9,075.36

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Solution

The fourth proportional to 14,377.68, 19,838.88 and 9,075.36 is: 12,522.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,377.68 : 19,838.88 = 9,075.36 : x
  2. Step 2: Convert to fraction form
    14,377.68/19,838.88 = 9,075.36/x
  3. Step 3: Cross multiply
    14,377.68x = 19,838.88 × 9,075.36
  4. Step 4: Simplify right side
    14,377.68x = 180,044,978.00
  5. Step 5: Solve for x
    x = 180,044,978.00/14,377.68
  6. Step 6: Final answer
    x = 12,522.53

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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.