Home / 25,322.64-34,948.50-15,256.32

Finding the Fourth Proportional to 25,322.64, 34,948.50 and 15,256.32

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Solution

The fourth proportional to 25,322.64, 34,948.50 and 15,256.32 is: 21,055.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,322.64 : 34,948.50 = 15,256.32 : x
  2. Step 2: Convert to fraction form
    25,322.64/34,948.50 = 15,256.32/x
  3. Step 3: Cross multiply
    25,322.64x = 34,948.50 × 15,256.32
  4. Step 4: Simplify right side
    25,322.64x = 533,185,499.52
  5. Step 5: Solve for x
    x = 533,185,499.52/25,322.64
  6. Step 6: Final answer
    x = 21,055.68

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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.