Home / 40,339.80-60,509.70-38,633.40

Finding the Fourth Proportional to 40,339.80, 60,509.70 and 38,633.40

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Solution

The fourth proportional to 40,339.80, 60,509.70 and 38,633.40 is: 57,950.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,339.80 : 60,509.70 = 38,633.40 : x
  2. Step 2: Convert to fraction form
    40,339.80/60,509.70 = 38,633.40/x
  3. Step 3: Cross multiply
    40,339.80x = 60,509.70 × 38,633.40
  4. Step 4: Simplify right side
    40,339.80x = 2,337,695,443.98
  5. Step 5: Solve for x
    x = 2,337,695,443.98/40,339.80
  6. Step 6: Final answer
    x = 57,950.10

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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.