Home / 40,050.18-60,038.10-19,000.11

Finding the Fourth Proportional to 40,050.18, 60,038.10 and 19,000.11

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Solution

The fourth proportional to 40,050.18, 60,038.10 and 19,000.11 is: 28,482.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,050.18 : 60,038.10 = 19,000.11 : x
  2. Step 2: Convert to fraction form
    40,050.18/60,038.10 = 19,000.11/x
  3. Step 3: Cross multiply
    40,050.18x = 60,038.10 × 19,000.11
  4. Step 4: Simplify right side
    40,050.18x = 1,140,730,504.19
  5. Step 5: Solve for x
    x = 1,140,730,504.19/40,050.18
  6. Step 6: Final answer
    x = 28,482.53

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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.