Home / 19,320.84-26,663.75-10,822.45

Finding the Fourth Proportional to 19,320.84, 26,663.75 and 10,822.45

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Solution

The fourth proportional to 19,320.84, 26,663.75 and 10,822.45 is: 14,935.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,320.84 : 26,663.75 = 10,822.45 : x
  2. Step 2: Convert to fraction form
    19,320.84/26,663.75 = 10,822.45/x
  3. Step 3: Cross multiply
    19,320.84x = 26,663.75 × 10,822.45
  4. Step 4: Simplify right side
    19,320.84x = 288,567,101.19
  5. Step 5: Solve for x
    x = 288,567,101.19/19,320.84
  6. Step 6: Final answer
    x = 14,935.54

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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.