Home / 14,302.57-21,419.23-7,264.08

Finding the Fourth Proportional to 14,302.57, 21,419.23 and 7,264.08

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Solution

The fourth proportional to 14,302.57, 21,419.23 and 7,264.08 is: 10,878.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,302.57 : 21,419.23 = 7,264.08 : x
  2. Step 2: Convert to fraction form
    14,302.57/21,419.23 = 7,264.08/x
  3. Step 3: Cross multiply
    14,302.57x = 21,419.23 × 7,264.08
  4. Step 4: Simplify right side
    14,302.57x = 155,590,856.84
  5. Step 5: Solve for x
    x = 155,590,856.84/14,302.57
  6. Step 6: Final answer
    x = 10,878.52

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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.