Home / 25,533.47-35,211.95-15,322.95

Finding the Fourth Proportional to 25,533.47, 35,211.95 and 15,322.95

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Solution

The fourth proportional to 25,533.47, 35,211.95 and 15,322.95 is: 21,131.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,533.47 : 35,211.95 = 15,322.95 : x
  2. Step 2: Convert to fraction form
    25,533.47/35,211.95 = 15,322.95/x
  3. Step 3: Cross multiply
    25,533.47x = 35,211.95 × 15,322.95
  4. Step 4: Simplify right side
    25,533.47x = 539,550,855.52
  5. Step 5: Solve for x
    x = 539,550,855.52/25,533.47
  6. Step 6: Final answer
    x = 21,131.12

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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.