Home / 40,030.21-60,038.48-13,373.18

Finding the Fourth Proportional to 40,030.21, 60,038.48 and 13,373.18

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Solution

The fourth proportional to 40,030.21, 60,038.48 and 13,373.18 is: 20,057.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,030.21 : 60,038.48 = 13,373.18 : x
  2. Step 2: Convert to fraction form
    40,030.21/60,038.48 = 13,373.18/x
  3. Step 3: Cross multiply
    40,030.21x = 60,038.48 × 13,373.18
  4. Step 4: Simplify right side
    40,030.21x = 802,905,099.77
  5. Step 5: Solve for x
    x = 802,905,099.77/40,030.21
  6. Step 6: Final answer
    x = 20,057.48

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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.