Home / 42,853.05-64,255.51-29,359.45

Finding the Fourth Proportional to 42,853.05, 64,255.51 and 29,359.45

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Solution

The fourth proportional to 42,853.05, 64,255.51 and 29,359.45 is: 44,022.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,853.05 : 64,255.51 = 29,359.45 : x
  2. Step 2: Convert to fraction form
    42,853.05/64,255.51 = 29,359.45/x
  3. Step 3: Cross multiply
    42,853.05x = 64,255.51 × 29,359.45
  4. Step 4: Simplify right side
    42,853.05x = 1,886,506,433.07
  5. Step 5: Solve for x
    x = 1,886,506,433.07/42,853.05
  6. Step 6: Final answer
    x = 44,022.69

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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.