Home / 14,738.04-20,335.32-9,071.28

Finding the Fourth Proportional to 14,738.04, 20,335.32 and 9,071.28

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Solution

The fourth proportional to 14,738.04, 20,335.32 and 9,071.28 is: 12,516.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,738.04 : 20,335.32 = 9,071.28 : x
  2. Step 2: Convert to fraction form
    14,738.04/20,335.32 = 9,071.28/x
  3. Step 3: Cross multiply
    14,738.04x = 20,335.32 × 9,071.28
  4. Step 4: Simplify right side
    14,738.04x = 184,467,381.61
  5. Step 5: Solve for x
    x = 184,467,381.61/14,738.04
  6. Step 6: Final answer
    x = 12,516.41

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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.