Home / 15,511.64-23,267.09-4,981.64

Finding the Fourth Proportional to 15,511.64, 23,267.09 and 4,981.64

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Solution

The fourth proportional to 15,511.64, 23,267.09 and 4,981.64 is: 7,472.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,511.64 : 23,267.09 = 4,981.64 : x
  2. Step 2: Convert to fraction form
    15,511.64/23,267.09 = 4,981.64/x
  3. Step 3: Cross multiply
    15,511.64x = 23,267.09 × 4,981.64
  4. Step 4: Simplify right side
    15,511.64x = 115,908,266.23
  5. Step 5: Solve for x
    x = 115,908,266.23/15,511.64
  6. Step 6: Final answer
    x = 7,472.34

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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.