Home / 13,810.82-19,052.86-9,332.94

Finding the Fourth Proportional to 13,810.82, 19,052.86 and 9,332.94

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Solution

The fourth proportional to 13,810.82, 19,052.86 and 9,332.94 is: 12,875.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,810.82 : 19,052.86 = 9,332.94 : x
  2. Step 2: Convert to fraction form
    13,810.82/19,052.86 = 9,332.94/x
  3. Step 3: Cross multiply
    13,810.82x = 19,052.86 × 9,332.94
  4. Step 4: Simplify right side
    13,810.82x = 177,819,199.21
  5. Step 5: Solve for x
    x = 177,819,199.21/13,810.82
  6. Step 6: Final answer
    x = 12,875.35

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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.