Home / 21,610.08-29,795.02-18,030.24

Finding the Fourth Proportional to 21,610.08, 29,795.02 and 18,030.24

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Solution

The fourth proportional to 21,610.08, 29,795.02 and 18,030.24 is: 24,859.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,610.08 : 29,795.02 = 18,030.24 : x
  2. Step 2: Convert to fraction form
    21,610.08/29,795.02 = 18,030.24/x
  3. Step 3: Cross multiply
    21,610.08x = 29,795.02 × 18,030.24
  4. Step 4: Simplify right side
    21,610.08x = 537,211,361.40
  5. Step 5: Solve for x
    x = 537,211,361.40/21,610.08
  6. Step 6: Final answer
    x = 24,859.30

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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.