Home / 15,284.34-22,920.76-6,400.29

Finding the Fourth Proportional to 15,284.34, 22,920.76 and 6,400.29

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Solution

The fourth proportional to 15,284.34, 22,920.76 and 6,400.29 is: 9,598.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,284.34 : 22,920.76 = 6,400.29 : x
  2. Step 2: Convert to fraction form
    15,284.34/22,920.76 = 6,400.29/x
  3. Step 3: Cross multiply
    15,284.34x = 22,920.76 × 6,400.29
  4. Step 4: Simplify right side
    15,284.34x = 146,699,511.02
  5. Step 5: Solve for x
    x = 146,699,511.02/15,284.34
  6. Step 6: Final answer
    x = 9,598.03

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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.