Home / 22,368.02-30,867.08-13,410.23

Finding the Fourth Proportional to 22,368.02, 30,867.08 and 13,410.23

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Solution

The fourth proportional to 22,368.02, 30,867.08 and 13,410.23 is: 18,505.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,368.02 : 30,867.08 = 13,410.23 : x
  2. Step 2: Convert to fraction form
    22,368.02/30,867.08 = 13,410.23/x
  3. Step 3: Cross multiply
    22,368.02x = 30,867.08 × 13,410.23
  4. Step 4: Simplify right side
    22,368.02x = 413,934,420.84
  5. Step 5: Solve for x
    x = 413,934,420.84/22,368.02
  6. Step 6: Final answer
    x = 18,505.64

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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.