Home / 40,966.40-61,464.39-14,316.33

Finding the Fourth Proportional to 40,966.40, 61,464.39 and 14,316.33

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Solution

The fourth proportional to 40,966.40, 61,464.39 and 14,316.33 is: 21,479.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,966.40 : 61,464.39 = 14,316.33 : x
  2. Step 2: Convert to fraction form
    40,966.40/61,464.39 = 14,316.33/x
  3. Step 3: Cross multiply
    40,966.40x = 61,464.39 × 14,316.33
  4. Step 4: Simplify right side
    40,966.40x = 879,944,490.49
  5. Step 5: Solve for x
    x = 879,944,490.49/40,966.40
  6. Step 6: Final answer
    x = 21,479.67

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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.