Home / 19,157.89-26,437.63-10,774.39

Finding the Fourth Proportional to 19,157.89, 26,437.63 and 10,774.39

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Solution

The fourth proportional to 19,157.89, 26,437.63 and 10,774.39 is: 14,868.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,157.89 : 26,437.63 = 10,774.39 : x
  2. Step 2: Convert to fraction form
    19,157.89/26,437.63 = 10,774.39/x
  3. Step 3: Cross multiply
    19,157.89x = 26,437.63 × 10,774.39
  4. Step 4: Simplify right side
    19,157.89x = 284,849,150.24
  5. Step 5: Solve for x
    x = 284,849,150.24/19,157.89
  6. Step 6: Final answer
    x = 14,868.51

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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.