Home / 19,208-26,507.28-10,824.32

Finding the Fourth Proportional to 19,208, 26,507.28 and 10,824.32

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Solution

The fourth proportional to 19,208, 26,507.28 and 10,824.32 is: 14,937.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,208 : 26,507.28 = 10,824.32 : x
  2. Step 2: Convert to fraction form
    19,208/26,507.28 = 10,824.32/x
  3. Step 3: Cross multiply
    19,208x = 26,507.28 × 10,824.32
  4. Step 4: Simplify right side
    19,208x = 286,923,281.05
  5. Step 5: Solve for x
    x = 286,923,281.05/19,208
  6. Step 6: Final answer
    x = 14,937.70

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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.