Home / 14,403.34-21,585.57-7,482.70

Finding the Fourth Proportional to 14,403.34, 21,585.57 and 7,482.70

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Solution

The fourth proportional to 14,403.34, 21,585.57 and 7,482.70 is: 11,213.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,403.34 : 21,585.57 = 7,482.70 : x
  2. Step 2: Convert to fraction form
    14,403.34/21,585.57 = 7,482.70/x
  3. Step 3: Cross multiply
    14,403.34x = 21,585.57 × 7,482.70
  4. Step 4: Simplify right side
    14,403.34x = 161,518,344.64
  5. Step 5: Solve for x
    x = 161,518,344.64/14,403.34
  6. Step 6: Final answer
    x = 11,213.95

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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.