Home / 22,492.02-31,035.90-12,932.40

Finding the Fourth Proportional to 22,492.02, 31,035.90 and 12,932.40

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Solution

The fourth proportional to 22,492.02, 31,035.90 and 12,932.40 is: 17,844.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,492.02 : 31,035.90 = 12,932.40 : x
  2. Step 2: Convert to fraction form
    22,492.02/31,035.90 = 12,932.40/x
  3. Step 3: Cross multiply
    22,492.02x = 31,035.90 × 12,932.40
  4. Step 4: Simplify right side
    22,492.02x = 401,368,673.16
  5. Step 5: Solve for x
    x = 401,368,673.16/22,492.02
  6. Step 6: Final answer
    x = 17,844.94

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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.