Home / 40,300.58-60,458.16-13,284.36

Finding the Fourth Proportional to 40,300.58, 60,458.16 and 13,284.36

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Solution

The fourth proportional to 40,300.58, 60,458.16 and 13,284.36 is: 19,928.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,300.58 : 60,458.16 = 13,284.36 : x
  2. Step 2: Convert to fraction form
    40,300.58/60,458.16 = 13,284.36/x
  3. Step 3: Cross multiply
    40,300.58x = 60,458.16 × 13,284.36
  4. Step 4: Simplify right side
    40,300.58x = 803,147,962.38
  5. Step 5: Solve for x
    x = 803,147,962.38/40,300.58
  6. Step 6: Final answer
    x = 19,928.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.