Home / 51,467.13-77,208.08-15,931.57

Finding the Fourth Proportional to 51,467.13, 77,208.08 and 15,931.57

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Solution

The fourth proportional to 51,467.13, 77,208.08 and 15,931.57 is: 23,899.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,467.13 : 77,208.08 = 15,931.57 : x
  2. Step 2: Convert to fraction form
    51,467.13/77,208.08 = 15,931.57/x
  3. Step 3: Cross multiply
    51,467.13x = 77,208.08 × 15,931.57
  4. Step 4: Simplify right side
    51,467.13x = 1,230,045,931.09
  5. Step 5: Solve for x
    x = 1,230,045,931.09/51,467.13
  6. Step 6: Final answer
    x = 23,899.64

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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.