Home / 12,268.72-16,925.08-7,551.28

Finding the Fourth Proportional to 12,268.72, 16,925.08 and 7,551.28

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Solution

The fourth proportional to 12,268.72, 16,925.08 and 7,551.28 is: 10,417.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,268.72 : 16,925.08 = 7,551.28 : x
  2. Step 2: Convert to fraction form
    12,268.72/16,925.08 = 7,551.28/x
  3. Step 3: Cross multiply
    12,268.72x = 16,925.08 × 7,551.28
  4. Step 4: Simplify right side
    12,268.72x = 127,806,018.10
  5. Step 5: Solve for x
    x = 127,806,018.10/12,268.72
  6. Step 6: Final answer
    x = 10,417.23

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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.