Home / 19,157.64-26,437.28-10,774.14

Finding the Fourth Proportional to 19,157.64, 26,437.28 and 10,774.14

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Solution

The fourth proportional to 19,157.64, 26,437.28 and 10,774.14 is: 14,868.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,157.64 : 26,437.28 = 10,774.14 : x
  2. Step 2: Convert to fraction form
    19,157.64/26,437.28 = 10,774.14/x
  3. Step 3: Cross multiply
    19,157.64x = 26,437.28 × 10,774.14
  4. Step 4: Simplify right side
    19,157.64x = 284,838,955.94
  5. Step 5: Solve for x
    x = 284,838,955.94/19,157.64
  6. Step 6: Final answer
    x = 14,868.17

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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.