Home / 51,027.93-70,394.01-33,128.55

Finding the Fourth Proportional to 51,027.93, 70,394.01 and 33,128.55

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Solution

The fourth proportional to 51,027.93, 70,394.01 and 33,128.55 is: 45,701.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,027.93 : 70,394.01 = 33,128.55 : x
  2. Step 2: Convert to fraction form
    51,027.93/70,394.01 = 33,128.55/x
  3. Step 3: Cross multiply
    51,027.93x = 70,394.01 × 33,128.55
  4. Step 4: Simplify right side
    51,027.93x = 2,332,051,479.99
  5. Step 5: Solve for x
    x = 2,332,051,479.99/51,027.93
  6. Step 6: Final answer
    x = 45,701.47

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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.