Home / 19,209.08-26,510.49-10,712.59

Finding the Fourth Proportional to 19,209.08, 26,510.49 and 10,712.59

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Solution

The fourth proportional to 19,209.08, 26,510.49 and 10,712.59 is: 14,784.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,209.08 : 26,510.49 = 10,712.59 : x
  2. Step 2: Convert to fraction form
    19,209.08/26,510.49 = 10,712.59/x
  3. Step 3: Cross multiply
    19,209.08x = 26,510.49 × 10,712.59
  4. Step 4: Simplify right side
    19,209.08x = 283,995,943.79
  5. Step 5: Solve for x
    x = 283,995,943.79/19,209.08
  6. Step 6: Final answer
    x = 14,784.46

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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.