Home / 14,544.76-20,065.92-9,507.40

Finding the Fourth Proportional to 14,544.76, 20,065.92 and 9,507.40

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Solution

The fourth proportional to 14,544.76, 20,065.92 and 9,507.40 is: 13,116.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,544.76 : 20,065.92 = 9,507.40 : x
  2. Step 2: Convert to fraction form
    14,544.76/20,065.92 = 9,507.40/x
  3. Step 3: Cross multiply
    14,544.76x = 20,065.92 × 9,507.40
  4. Step 4: Simplify right side
    14,544.76x = 190,774,727.81
  5. Step 5: Solve for x
    x = 190,774,727.81/14,544.76
  6. Step 6: Final answer
    x = 13,116.39

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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.