Home / 14,651.42-21,985.32-14,532.40

Finding the Fourth Proportional to 14,651.42, 21,985.32 and 14,532.40

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Solution

The fourth proportional to 14,651.42, 21,985.32 and 14,532.40 is: 21,806.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,651.42 : 21,985.32 = 14,532.40 : x
  2. Step 2: Convert to fraction form
    14,651.42/21,985.32 = 14,532.40/x
  3. Step 3: Cross multiply
    14,651.42x = 21,985.32 × 14,532.40
  4. Step 4: Simplify right side
    14,651.42x = 319,499,464.37
  5. Step 5: Solve for x
    x = 319,499,464.37/14,651.42
  6. Step 6: Final answer
    x = 21,806.72

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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.