Home / 45,147.40-62,307.30-26,286.28

Finding the Fourth Proportional to 45,147.40, 62,307.30 and 26,286.28

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Solution

The fourth proportional to 45,147.40, 62,307.30 and 26,286.28 is: 36,277.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,147.40 : 62,307.30 = 26,286.28 : x
  2. Step 2: Convert to fraction form
    45,147.40/62,307.30 = 26,286.28/x
  3. Step 3: Cross multiply
    45,147.40x = 62,307.30 × 26,286.28
  4. Step 4: Simplify right side
    45,147.40x = 1,637,827,133.84
  5. Step 5: Solve for x
    x = 1,637,827,133.84/45,147.40
  6. Step 6: Final answer
    x = 36,277.33

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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.