Home / 26,746.11-36,908.39-15,417.63

Finding the Fourth Proportional to 26,746.11, 36,908.39 and 15,417.63

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Solution

The fourth proportional to 26,746.11, 36,908.39 and 15,417.63 is: 21,275.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,746.11 : 36,908.39 = 15,417.63 : x
  2. Step 2: Convert to fraction form
    26,746.11/36,908.39 = 15,417.63/x
  3. Step 3: Cross multiply
    26,746.11x = 36,908.39 × 15,417.63
  4. Step 4: Simplify right side
    26,746.11x = 569,039,939.46
  5. Step 5: Solve for x
    x = 569,039,939.46/26,746.11
  6. Step 6: Final answer
    x = 21,275.62

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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.