Home / 17,283.34-23,815.02-13,500.64

Finding the Fourth Proportional to 17,283.34, 23,815.02 and 13,500.64

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Solution

The fourth proportional to 17,283.34, 23,815.02 and 13,500.64 is: 18,602.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,283.34 : 23,815.02 = 13,500.64 : x
  2. Step 2: Convert to fraction form
    17,283.34/23,815.02 = 13,500.64/x
  3. Step 3: Cross multiply
    17,283.34x = 23,815.02 × 13,500.64
  4. Step 4: Simplify right side
    17,283.34x = 321,518,011.61
  5. Step 5: Solve for x
    x = 321,518,011.61/17,283.34
  6. Step 6: Final answer
    x = 18,602.77

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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.