Home / 19,518.48-26,935.47-11,022.35

Finding the Fourth Proportional to 19,518.48, 26,935.47 and 11,022.35

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Solution

The fourth proportional to 19,518.48, 26,935.47 and 11,022.35 is: 15,210.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,518.48 : 26,935.47 = 11,022.35 : x
  2. Step 2: Convert to fraction form
    19,518.48/26,935.47 = 11,022.35/x
  3. Step 3: Cross multiply
    19,518.48x = 26,935.47 × 11,022.35
  4. Step 4: Simplify right side
    19,518.48x = 296,892,043.08
  5. Step 5: Solve for x
    x = 296,892,043.08/19,518.48
  6. Step 6: Final answer
    x = 15,210.82

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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.