Home / 14,905.12-22,328.16-10,213.60

Finding the Fourth Proportional to 14,905.12, 22,328.16 and 10,213.60

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Solution

The fourth proportional to 14,905.12, 22,328.16 and 10,213.60 is: 15,300.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,905.12 : 22,328.16 = 10,213.60 : x
  2. Step 2: Convert to fraction form
    14,905.12/22,328.16 = 10,213.60/x
  3. Step 3: Cross multiply
    14,905.12x = 22,328.16 × 10,213.60
  4. Step 4: Simplify right side
    14,905.12x = 228,050,894.98
  5. Step 5: Solve for x
    x = 228,050,894.98/14,905.12
  6. Step 6: Final answer
    x = 15,300.17

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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.