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Finding the Fourth Proportional to 31,279.68, 46,967.04 and 27,328.68

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Solution

The fourth proportional to 31,279.68, 46,967.04 and 27,328.68 is: 41,034.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,279.68 : 46,967.04 = 27,328.68 : x
  2. Step 2: Convert to fraction form
    31,279.68/46,967.04 = 27,328.68/x
  3. Step 3: Cross multiply
    31,279.68x = 46,967.04 × 27,328.68
  4. Step 4: Simplify right side
    31,279.68x = 1,283,547,206.71
  5. Step 5: Solve for x
    x = 1,283,547,206.71/31,279.68
  6. Step 6: Final answer
    x = 41,034.54

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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.