Home / 15,312.34-22,968.06-4,219.70

Finding the Fourth Proportional to 15,312.34, 22,968.06 and 4,219.70

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Solution

The fourth proportional to 15,312.34, 22,968.06 and 4,219.70 is: 6,329.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,312.34 : 22,968.06 = 4,219.70 : x
  2. Step 2: Convert to fraction form
    15,312.34/22,968.06 = 4,219.70/x
  3. Step 3: Cross multiply
    15,312.34x = 22,968.06 × 4,219.70
  4. Step 4: Simplify right side
    15,312.34x = 96,918,192.12
  5. Step 5: Solve for x
    x = 96,918,192.12/15,312.34
  6. Step 6: Final answer
    x = 6,329.42

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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.