Home / 51,386.64-77,078.76-23,684.64

Finding the Fourth Proportional to 51,386.64, 77,078.76 and 23,684.64

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Solution

The fourth proportional to 51,386.64, 77,078.76 and 23,684.64 is: 35,526.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,386.64 : 77,078.76 = 23,684.64 : x
  2. Step 2: Convert to fraction form
    51,386.64/77,078.76 = 23,684.64/x
  3. Step 3: Cross multiply
    51,386.64x = 77,078.76 × 23,684.64
  4. Step 4: Simplify right side
    51,386.64x = 1,825,582,682.25
  5. Step 5: Solve for x
    x = 1,825,582,682.25/51,386.64
  6. Step 6: Final answer
    x = 35,526.41

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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.