Home / 40,269.32-60,406.98-10,686.50

Finding the Fourth Proportional to 40,269.32, 60,406.98 and 10,686.50

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Solution

The fourth proportional to 40,269.32, 60,406.98 and 10,686.50 is: 16,030.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,269.32 : 60,406.98 = 10,686.50 : x
  2. Step 2: Convert to fraction form
    40,269.32/60,406.98 = 10,686.50/x
  3. Step 3: Cross multiply
    40,269.32x = 60,406.98 × 10,686.50
  4. Step 4: Simplify right side
    40,269.32x = 645,539,191.77
  5. Step 5: Solve for x
    x = 645,539,191.77/40,269.32
  6. Step 6: Final answer
    x = 16,030.55

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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.