Home / 19,655.88-29,487.02-5,806.28

Finding the Fourth Proportional to 19,655.88, 29,487.02 and 5,806.28

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Solution

The fourth proportional to 19,655.88, 29,487.02 and 5,806.28 is: 8,710.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,655.88 : 29,487.02 = 5,806.28 : x
  2. Step 2: Convert to fraction form
    19,655.88/29,487.02 = 5,806.28/x
  3. Step 3: Cross multiply
    19,655.88x = 29,487.02 × 5,806.28
  4. Step 4: Simplify right side
    19,655.88x = 171,209,894.49
  5. Step 5: Solve for x
    x = 171,209,894.49/19,655.88
  6. Step 6: Final answer
    x = 8,710.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.