Home / 14,547.51-20,074.01-9,766.49

Finding the Fourth Proportional to 14,547.51, 20,074.01 and 9,766.49

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Solution

The fourth proportional to 14,547.51, 20,074.01 and 9,766.49 is: 13,476.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,547.51 : 20,074.01 = 9,766.49 : x
  2. Step 2: Convert to fraction form
    14,547.51/20,074.01 = 9,766.49/x
  3. Step 3: Cross multiply
    14,547.51x = 20,074.01 × 9,766.49
  4. Step 4: Simplify right side
    14,547.51x = 196,052,468.72
  5. Step 5: Solve for x
    x = 196,052,468.72/14,547.51
  6. Step 6: Final answer
    x = 13,476.70

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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.