Home / 19,029.28-26,260.45-10,531.99

Finding the Fourth Proportional to 19,029.28, 26,260.45 and 10,531.99

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Solution

The fourth proportional to 19,029.28, 26,260.45 and 10,531.99 is: 14,534.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,029.28 : 26,260.45 = 10,531.99 : x
  2. Step 2: Convert to fraction form
    19,029.28/26,260.45 = 10,531.99/x
  3. Step 3: Cross multiply
    19,029.28x = 26,260.45 × 10,531.99
  4. Step 4: Simplify right side
    19,029.28x = 276,574,665.49
  5. Step 5: Solve for x
    x = 276,574,665.49/19,029.28
  6. Step 6: Final answer
    x = 14,534.16

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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.