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Finding the Fourth Proportional to 35,555.80, 53,463.30 and 29,853.40

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Solution

The fourth proportional to 35,555.80, 53,463.30 and 29,853.40 is: 44,888.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,555.80 : 53,463.30 = 29,853.40 : x
  2. Step 2: Convert to fraction form
    35,555.80/53,463.30 = 29,853.40/x
  3. Step 3: Cross multiply
    35,555.80x = 53,463.30 × 29,853.40
  4. Step 4: Simplify right side
    35,555.80x = 1,596,061,280.22
  5. Step 5: Solve for x
    x = 1,596,061,280.22/35,555.80
  6. Step 6: Final answer
    x = 44,888.91

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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.