Home / 19,501.60-26,911.83-11,437.24

Finding the Fourth Proportional to 19,501.60, 26,911.83 and 11,437.24

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Solution

The fourth proportional to 19,501.60, 26,911.83 and 11,437.24 is: 15,783.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,501.60 : 26,911.83 = 11,437.24 : x
  2. Step 2: Convert to fraction form
    19,501.60/26,911.83 = 11,437.24/x
  3. Step 3: Cross multiply
    19,501.60x = 26,911.83 × 11,437.24
  4. Step 4: Simplify right side
    19,501.60x = 307,797,058.55
  5. Step 5: Solve for x
    x = 307,797,058.55/19,501.60
  6. Step 6: Final answer
    x = 15,783.17

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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.