Home / 17,307.05-23,870.13-12,527.70

Finding the Fourth Proportional to 17,307.05, 23,870.13 and 12,527.70

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Solution

The fourth proportional to 17,307.05, 23,870.13 and 12,527.70 is: 17,278.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,307.05 : 23,870.13 = 12,527.70 : x
  2. Step 2: Convert to fraction form
    17,307.05/23,870.13 = 12,527.70/x
  3. Step 3: Cross multiply
    17,307.05x = 23,870.13 × 12,527.70
  4. Step 4: Simplify right side
    17,307.05x = 299,037,827.60
  5. Step 5: Solve for x
    x = 299,037,827.60/17,307.05
  6. Step 6: Final answer
    x = 17,278.39

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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.