Home / 14,895.40-22,343.10-13,210.60

Finding the Fourth Proportional to 14,895.40, 22,343.10 and 13,210.60

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Solution

The fourth proportional to 14,895.40, 22,343.10 and 13,210.60 is: 19,815.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,895.40 : 22,343.10 = 13,210.60 : x
  2. Step 2: Convert to fraction form
    14,895.40/22,343.10 = 13,210.60/x
  3. Step 3: Cross multiply
    14,895.40x = 22,343.10 × 13,210.60
  4. Step 4: Simplify right side
    14,895.40x = 295,165,756.86
  5. Step 5: Solve for x
    x = 295,165,756.86/14,895.40
  6. Step 6: Final answer
    x = 19,815.90

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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.