Home / 35,817.78-53,726.64-12,444.42

Finding the Fourth Proportional to 35,817.78, 53,726.64 and 12,444.42

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Solution

The fourth proportional to 35,817.78, 53,726.64 and 12,444.42 is: 18,666.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,817.78 : 53,726.64 = 12,444.42 : x
  2. Step 2: Convert to fraction form
    35,817.78/53,726.64 = 12,444.42/x
  3. Step 3: Cross multiply
    35,817.78x = 53,726.64 × 12,444.42
  4. Step 4: Simplify right side
    35,817.78x = 668,596,873.35
  5. Step 5: Solve for x
    x = 668,596,873.35/35,817.78
  6. Step 6: Final answer
    x = 18,666.62

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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.