Home / 15,784.50-23,670.12-7,013.46

Finding the Fourth Proportional to 15,784.50, 23,670.12 and 7,013.46

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Solution

The fourth proportional to 15,784.50, 23,670.12 and 7,013.46 is: 10,517.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,784.50 : 23,670.12 = 7,013.46 : x
  2. Step 2: Convert to fraction form
    15,784.50/23,670.12 = 7,013.46/x
  3. Step 3: Cross multiply
    15,784.50x = 23,670.12 × 7,013.46
  4. Step 4: Simplify right side
    15,784.50x = 166,009,439.82
  5. Step 5: Solve for x
    x = 166,009,439.82/15,784.50
  6. Step 6: Final answer
    x = 10,517.24

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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.