Home / 26,274.78-39,411.45-7,554.87

Finding the Fourth Proportional to 26,274.78, 39,411.45 and 7,554.87

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Solution

The fourth proportional to 26,274.78, 39,411.45 and 7,554.87 is: 11,332.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,274.78 : 39,411.45 = 7,554.87 : x
  2. Step 2: Convert to fraction form
    26,274.78/39,411.45 = 7,554.87/x
  3. Step 3: Cross multiply
    26,274.78x = 39,411.45 × 7,554.87
  4. Step 4: Simplify right side
    26,274.78x = 297,748,381.26
  5. Step 5: Solve for x
    x = 297,748,381.26/26,274.78
  6. Step 6: Final answer
    x = 11,332.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.