Home / 39,640.02-54,703.68-22,646.52

Finding the Fourth Proportional to 39,640.02, 54,703.68 and 22,646.52

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Solution

The fourth proportional to 39,640.02, 54,703.68 and 22,646.52 is: 31,252.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,640.02 : 54,703.68 = 22,646.52 : x
  2. Step 2: Convert to fraction form
    39,640.02/54,703.68 = 22,646.52/x
  3. Step 3: Cross multiply
    39,640.02x = 54,703.68 × 22,646.52
  4. Step 4: Simplify right side
    39,640.02x = 1,238,847,983.19
  5. Step 5: Solve for x
    x = 1,238,847,983.19/39,640.02
  6. Step 6: Final answer
    x = 31,252.46

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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.