Home / 40,677.95-56,096.14-31,722.19

Finding the Fourth Proportional to 40,677.95, 56,096.14 and 31,722.19

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Solution

The fourth proportional to 40,677.95, 56,096.14 and 31,722.19 is: 43,745.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,677.95 : 56,096.14 = 31,722.19 : x
  2. Step 2: Convert to fraction form
    40,677.95/56,096.14 = 31,722.19/x
  3. Step 3: Cross multiply
    40,677.95x = 56,096.14 × 31,722.19
  4. Step 4: Simplify right side
    40,677.95x = 1,779,492,411.35
  5. Step 5: Solve for x
    x = 1,779,492,411.35/40,677.95
  6. Step 6: Final answer
    x = 43,745.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.