Home / 14,804.12-20,423.52-9,698.18

Finding the Fourth Proportional to 14,804.12, 20,423.52 and 9,698.18

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Solution

The fourth proportional to 14,804.12, 20,423.52 and 9,698.18 is: 13,379.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,804.12 : 20,423.52 = 9,698.18 : x
  2. Step 2: Convert to fraction form
    14,804.12/20,423.52 = 9,698.18/x
  3. Step 3: Cross multiply
    14,804.12x = 20,423.52 × 9,698.18
  4. Step 4: Simplify right side
    14,804.12x = 198,070,871.08
  5. Step 5: Solve for x
    x = 198,070,871.08/14,804.12
  6. Step 6: Final answer
    x = 13,379.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.