Home / 19,011.54-28,475.74-9,635.46

Finding the Fourth Proportional to 19,011.54, 28,475.74 and 9,635.46

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Solution

The fourth proportional to 19,011.54, 28,475.74 and 9,635.46 is: 14,432.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,011.54 : 28,475.74 = 9,635.46 : x
  2. Step 2: Convert to fraction form
    19,011.54/28,475.74 = 9,635.46/x
  3. Step 3: Cross multiply
    19,011.54x = 28,475.74 × 9,635.46
  4. Step 4: Simplify right side
    19,011.54x = 274,376,853.74
  5. Step 5: Solve for x
    x = 274,376,853.74/19,011.54
  6. Step 6: Final answer
    x = 14,432.12

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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.