Home / 19,200.17-26,498.18-10,703.68

Finding the Fourth Proportional to 19,200.17, 26,498.18 and 10,703.68

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Solution

The fourth proportional to 19,200.17, 26,498.18 and 10,703.68 is: 14,772.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,200.17 : 26,498.18 = 10,703.68 : x
  2. Step 2: Convert to fraction form
    19,200.17/26,498.18 = 10,703.68/x
  3. Step 3: Cross multiply
    19,200.17x = 26,498.18 × 10,703.68
  4. Step 4: Simplify right side
    19,200.17x = 283,628,039.30
  5. Step 5: Solve for x
    x = 283,628,039.30/19,200.17
  6. Step 6: Final answer
    x = 14,772.16

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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.