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Finding the Fourth Proportional to 16,710.60, 25,017.30 and 10,133.40

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Solution

The fourth proportional to 16,710.60, 25,017.30 and 10,133.40 is: 15,170.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,710.60 : 25,017.30 = 10,133.40 : x
  2. Step 2: Convert to fraction form
    16,710.60/25,017.30 = 10,133.40/x
  3. Step 3: Cross multiply
    16,710.60x = 25,017.30 × 10,133.40
  4. Step 4: Simplify right side
    16,710.60x = 253,510,307.82
  5. Step 5: Solve for x
    x = 253,510,307.82/16,710.60
  6. Step 6: Final answer
    x = 15,170.63

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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.