Home / 19,500.39-26,910.54-10,547.91

Finding the Fourth Proportional to 19,500.39, 26,910.54 and 10,547.91

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Solution

The fourth proportional to 19,500.39, 26,910.54 and 10,547.91 is: 14,556.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,500.39 : 26,910.54 = 10,547.91 : x
  2. Step 2: Convert to fraction form
    19,500.39/26,910.54 = 10,547.91/x
  3. Step 3: Cross multiply
    19,500.39x = 26,910.54 × 10,547.91
  4. Step 4: Simplify right side
    19,500.39x = 283,849,953.97
  5. Step 5: Solve for x
    x = 283,849,953.97/19,500.39
  6. Step 6: Final answer
    x = 14,556.12

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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.