Home / 42,675.96-64,021.52-14,599.12

Finding the Fourth Proportional to 42,675.96, 64,021.52 and 14,599.12

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Solution

The fourth proportional to 42,675.96, 64,021.52 and 14,599.12 is: 21,901.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,675.96 : 64,021.52 = 14,599.12 : x
  2. Step 2: Convert to fraction form
    42,675.96/64,021.52 = 14,599.12/x
  3. Step 3: Cross multiply
    42,675.96x = 64,021.52 × 14,599.12
  4. Step 4: Simplify right side
    42,675.96x = 934,657,853.06
  5. Step 5: Solve for x
    x = 934,657,853.06/42,675.96
  6. Step 6: Final answer
    x = 21,901.27

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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.