Home / 21,745.02-32,613.04-13,737.36

Finding the Fourth Proportional to 21,745.02, 32,613.04 and 13,737.36

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Solution

The fourth proportional to 21,745.02, 32,613.04 and 13,737.36 is: 20,603.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,745.02 : 32,613.04 = 13,737.36 : x
  2. Step 2: Convert to fraction form
    21,745.02/32,613.04 = 13,737.36/x
  3. Step 3: Cross multiply
    21,745.02x = 32,613.04 × 13,737.36
  4. Step 4: Simplify right side
    21,745.02x = 448,017,071.17
  5. Step 5: Solve for x
    x = 448,017,071.17/21,745.02
  6. Step 6: Final answer
    x = 20,603.20

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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.