Home / 22,863.02-31,549.16-12,790.67

Finding the Fourth Proportional to 22,863.02, 31,549.16 and 12,790.67

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Solution

The fourth proportional to 22,863.02, 31,549.16 and 12,790.67 is: 17,650.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,863.02 : 31,549.16 = 12,790.67 : x
  2. Step 2: Convert to fraction form
    22,863.02/31,549.16 = 12,790.67/x
  3. Step 3: Cross multiply
    22,863.02x = 31,549.16 × 12,790.67
  4. Step 4: Simplify right side
    22,863.02x = 403,534,768.57
  5. Step 5: Solve for x
    x = 403,534,768.57/22,863.02
  6. Step 6: Final answer
    x = 17,650.11

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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.