Home / 14,653.76-21,967.50-5,287.28

Finding the Fourth Proportional to 14,653.76, 21,967.50 and 5,287.28

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Solution

The fourth proportional to 14,653.76, 21,967.50 and 5,287.28 is: 7,926.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,653.76 : 21,967.50 = 5,287.28 : x
  2. Step 2: Convert to fraction form
    14,653.76/21,967.50 = 5,287.28/x
  3. Step 3: Cross multiply
    14,653.76x = 21,967.50 × 5,287.28
  4. Step 4: Simplify right side
    14,653.76x = 116,148,323.40
  5. Step 5: Solve for x
    x = 116,148,323.40/14,653.76
  6. Step 6: Final answer
    x = 7,926.18

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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.