Home / 42,889.02-64,311.03-17,924.46

Finding the Fourth Proportional to 42,889.02, 64,311.03 and 17,924.46

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Solution

The fourth proportional to 42,889.02, 64,311.03 and 17,924.46 is: 26,877.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,889.02 : 64,311.03 = 17,924.46 : x
  2. Step 2: Convert to fraction form
    42,889.02/64,311.03 = 17,924.46/x
  3. Step 3: Cross multiply
    42,889.02x = 64,311.03 × 17,924.46
  4. Step 4: Simplify right side
    42,889.02x = 1,152,740,484.79
  5. Step 5: Solve for x
    x = 1,152,740,484.79/42,889.02
  6. Step 6: Final answer
    x = 26,877.29

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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.