Home / 39,762.85-54,872.84-22,767.35

Finding the Fourth Proportional to 39,762.85, 54,872.84 and 22,767.35

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Solution

The fourth proportional to 39,762.85, 54,872.84 and 22,767.35 is: 31,419.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,762.85 : 54,872.84 = 22,767.35 : x
  2. Step 2: Convert to fraction form
    39,762.85/54,872.84 = 22,767.35/x
  3. Step 3: Cross multiply
    39,762.85x = 54,872.84 × 22,767.35
  4. Step 4: Simplify right side
    39,762.85x = 1,249,309,153.77
  5. Step 5: Solve for x
    x = 1,249,309,153.77/39,762.85
  6. Step 6: Final answer
    x = 31,419.00

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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.