Home / 19,320.61-26,664.13-10,822.59

Finding the Fourth Proportional to 19,320.61, 26,664.13 and 10,822.59

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Solution

The fourth proportional to 19,320.61, 26,664.13 and 10,822.59 is: 14,936.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,320.61 : 26,664.13 = 10,822.59 : x
  2. Step 2: Convert to fraction form
    19,320.61/26,664.13 = 10,822.59/x
  3. Step 3: Cross multiply
    19,320.61x = 26,664.13 × 10,822.59
  4. Step 4: Simplify right side
    19,320.61x = 288,574,986.30
  5. Step 5: Solve for x
    x = 288,574,986.30/19,320.61
  6. Step 6: Final answer
    x = 14,936.12

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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.