Home / 15,376.77-23,036.28-8,782.95

Finding the Fourth Proportional to 15,376.77, 23,036.28 and 8,782.95

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Solution

The fourth proportional to 15,376.77, 23,036.28 and 8,782.95 is: 13,157.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,376.77 : 23,036.28 = 8,782.95 : x
  2. Step 2: Convert to fraction form
    15,376.77/23,036.28 = 8,782.95/x
  3. Step 3: Cross multiply
    15,376.77x = 23,036.28 × 8,782.95
  4. Step 4: Simplify right side
    15,376.77x = 202,326,495.43
  5. Step 5: Solve for x
    x = 202,326,495.43/15,376.77
  6. Step 6: Final answer
    x = 13,157.93

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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.