Home / 39,437.86-59,156.94-9,855.72

Finding the Fourth Proportional to 39,437.86, 59,156.94 and 9,855.72

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Solution

The fourth proportional to 39,437.86, 59,156.94 and 9,855.72 is: 14,783.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,437.86 : 59,156.94 = 9,855.72 : x
  2. Step 2: Convert to fraction form
    39,437.86/59,156.94 = 9,855.72/x
  3. Step 3: Cross multiply
    39,437.86x = 59,156.94 × 9,855.72
  4. Step 4: Simplify right side
    39,437.86x = 583,034,187.42
  5. Step 5: Solve for x
    x = 583,034,187.42/39,437.86
  6. Step 6: Final answer
    x = 14,783.62

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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.