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Finding the Fourth Proportional to 26,184, 36,133.64 and 15,573.40

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Solution

The fourth proportional to 26,184, 36,133.64 and 15,573.40 is: 21,491.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,184 : 36,133.64 = 15,573.40 : x
  2. Step 2: Convert to fraction form
    26,184/36,133.64 = 15,573.40/x
  3. Step 3: Cross multiply
    26,184x = 36,133.64 × 15,573.40
  4. Step 4: Simplify right side
    26,184x = 562,723,629.18
  5. Step 5: Solve for x
    x = 562,723,629.18/26,184
  6. Step 6: Final answer
    x = 21,491.13

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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.