Home / 37,880.64-52,275.36-21,114.24

Finding the Fourth Proportional to 37,880.64, 52,275.36 and 21,114.24

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Solution

The fourth proportional to 37,880.64, 52,275.36 and 21,114.24 is: 29,137.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,880.64 : 52,275.36 = 21,114.24 : x
  2. Step 2: Convert to fraction form
    37,880.64/52,275.36 = 21,114.24/x
  3. Step 3: Cross multiply
    37,880.64x = 52,275.36 × 21,114.24
  4. Step 4: Simplify right side
    37,880.64x = 1,103,754,497.13
  5. Step 5: Solve for x
    x = 1,103,754,497.13/37,880.64
  6. Step 6: Final answer
    x = 29,137.69

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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.