Home / 18,973.14-26,182.79-10,475.25

Finding the Fourth Proportional to 18,973.14, 26,182.79 and 10,475.25

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Solution

The fourth proportional to 18,973.14, 26,182.79 and 10,475.25 is: 14,455.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,973.14 : 26,182.79 = 10,475.25 : x
  2. Step 2: Convert to fraction form
    18,973.14/26,182.79 = 10,475.25/x
  3. Step 3: Cross multiply
    18,973.14x = 26,182.79 × 10,475.25
  4. Step 4: Simplify right side
    18,973.14x = 274,271,218.57
  5. Step 5: Solve for x
    x = 274,271,218.57/18,973.14
  6. Step 6: Final answer
    x = 14,455.76

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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.