Home / 15,653.28-23,479.91-9,484.32

Finding the Fourth Proportional to 15,653.28, 23,479.91 and 9,484.32

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Solution

The fourth proportional to 15,653.28, 23,479.91 and 9,484.32 is: 14,226.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,653.28 : 23,479.91 = 9,484.32 : x
  2. Step 2: Convert to fraction form
    15,653.28/23,479.91 = 9,484.32/x
  3. Step 3: Cross multiply
    15,653.28x = 23,479.91 × 9,484.32
  4. Step 4: Simplify right side
    15,653.28x = 222,690,980.01
  5. Step 5: Solve for x
    x = 222,690,980.01/15,653.28
  6. Step 6: Final answer
    x = 14,226.47

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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.