Home / 39,763.62-54,870.48-22,763.94

Finding the Fourth Proportional to 39,763.62, 54,870.48 and 22,763.94

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Solution

The fourth proportional to 39,763.62, 54,870.48 and 22,763.94 is: 31,412.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,763.62 : 54,870.48 = 22,763.94 : x
  2. Step 2: Convert to fraction form
    39,763.62/54,870.48 = 22,763.94/x
  3. Step 3: Cross multiply
    39,763.62x = 54,870.48 × 22,763.94
  4. Step 4: Simplify right side
    39,763.62x = 1,249,068,314.49
  5. Step 5: Solve for x
    x = 1,249,068,314.49/39,763.62
  6. Step 6: Final answer
    x = 31,412.34

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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.