Home / 25,585.32-35,319.60-18,037.80

Finding the Fourth Proportional to 25,585.32, 35,319.60 and 18,037.80

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Solution

The fourth proportional to 25,585.32, 35,319.60 and 18,037.80 is: 24,900.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,585.32 : 35,319.60 = 18,037.80 : x
  2. Step 2: Convert to fraction form
    25,585.32/35,319.60 = 18,037.80/x
  3. Step 3: Cross multiply
    25,585.32x = 35,319.60 × 18,037.80
  4. Step 4: Simplify right side
    25,585.32x = 637,087,880.88
  5. Step 5: Solve for x
    x = 637,087,880.88/25,585.32
  6. Step 6: Final answer
    x = 24,900.52

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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.