Home / 23,130.24-34,700.16-9,280.32

Finding the Fourth Proportional to 23,130.24, 34,700.16 and 9,280.32

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Solution

The fourth proportional to 23,130.24, 34,700.16 and 9,280.32 is: 13,922.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,130.24 : 34,700.16 = 9,280.32 : x
  2. Step 2: Convert to fraction form
    23,130.24/34,700.16 = 9,280.32/x
  3. Step 3: Cross multiply
    23,130.24x = 34,700.16 × 9,280.32
  4. Step 4: Simplify right side
    23,130.24x = 322,028,588.85
  5. Step 5: Solve for x
    x = 322,028,588.85/23,130.24
  6. Step 6: Final answer
    x = 13,922.41

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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.