Home / 42,753.03-64,130.46-14,672.96

Finding the Fourth Proportional to 42,753.03, 64,130.46 and 14,672.96

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Solution

The fourth proportional to 42,753.03, 64,130.46 and 14,672.96 is: 22,009.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,753.03 : 64,130.46 = 14,672.96 : x
  2. Step 2: Convert to fraction form
    42,753.03/64,130.46 = 14,672.96/x
  3. Step 3: Cross multiply
    42,753.03x = 64,130.46 × 14,672.96
  4. Step 4: Simplify right side
    42,753.03x = 940,983,896.51
  5. Step 5: Solve for x
    x = 940,983,896.51/42,753.03
  6. Step 6: Final answer
    x = 22,009.76

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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.