Home / 40,402.37-60,607.01-12,328.74

Finding the Fourth Proportional to 40,402.37, 60,607.01 and 12,328.74

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Solution

The fourth proportional to 40,402.37, 60,607.01 and 12,328.74 is: 18,494.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,402.37 : 60,607.01 = 12,328.74 : x
  2. Step 2: Convert to fraction form
    40,402.37/60,607.01 = 12,328.74/x
  3. Step 3: Cross multiply
    40,402.37x = 60,607.01 × 12,328.74
  4. Step 4: Simplify right side
    40,402.37x = 747,208,099.29
  5. Step 5: Solve for x
    x = 747,208,099.29/40,402.37
  6. Step 6: Final answer
    x = 18,494.16

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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.