Home / 15,465.08-23,168.46-11,985.32

Finding the Fourth Proportional to 15,465.08, 23,168.46 and 11,985.32

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Solution

The fourth proportional to 15,465.08, 23,168.46 and 11,985.32 is: 17,955.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,465.08 : 23,168.46 = 11,985.32 : x
  2. Step 2: Convert to fraction form
    15,465.08/23,168.46 = 11,985.32/x
  3. Step 3: Cross multiply
    15,465.08x = 23,168.46 × 11,985.32
  4. Step 4: Simplify right side
    15,465.08x = 277,681,407.01
  5. Step 5: Solve for x
    x = 277,681,407.01/15,465.08
  6. Step 6: Final answer
    x = 17,955.38

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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.