Home / 13,934.02-19,228.00-7,646.80

Finding the Fourth Proportional to 13,934.02, 19,228.00 and 7,646.80

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Solution

The fourth proportional to 13,934.02, 19,228.00 and 7,646.80 is: 10,552.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,934.02 : 19,228.00 = 7,646.80 : x
  2. Step 2: Convert to fraction form
    13,934.02/19,228.00 = 7,646.80/x
  3. Step 3: Cross multiply
    13,934.02x = 19,228.00 × 7,646.80
  4. Step 4: Simplify right side
    13,934.02x = 147,032,603.21
  5. Step 5: Solve for x
    x = 147,032,603.21/13,934.02
  6. Step 6: Final answer
    x = 10,552.06

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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.