Home / 42,646.36-63,967.70-14,568.92

Finding the Fourth Proportional to 42,646.36, 63,967.70 and 14,568.92

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Solution

The fourth proportional to 42,646.36, 63,967.70 and 14,568.92 is: 21,852.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,646.36 : 63,967.70 = 14,568.92 : x
  2. Step 2: Convert to fraction form
    42,646.36/63,967.70 = 14,568.92/x
  3. Step 3: Cross multiply
    42,646.36x = 63,967.70 × 14,568.92
  4. Step 4: Simplify right side
    42,646.36x = 931,940,303.88
  5. Step 5: Solve for x
    x = 931,940,303.88/42,646.36
  6. Step 6: Final answer
    x = 21,852.75

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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.