Home / 25,322.95-34,946.54-15,896.71

Finding the Fourth Proportional to 25,322.95, 34,946.54 and 15,896.71

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Solution

The fourth proportional to 25,322.95, 34,946.54 and 15,896.71 is: 21,938.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,322.95 : 34,946.54 = 15,896.71 : x
  2. Step 2: Convert to fraction form
    25,322.95/34,946.54 = 15,896.71/x
  3. Step 3: Cross multiply
    25,322.95x = 34,946.54 × 15,896.71
  4. Step 4: Simplify right side
    25,322.95x = 555,535,011.88
  5. Step 5: Solve for x
    x = 555,535,011.88/25,322.95
  6. Step 6: Final answer
    x = 21,938.01

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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.