Home / 46,036.41-69,056.10-12,756.80

Finding the Fourth Proportional to 46,036.41, 69,056.10 and 12,756.80

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Solution

The fourth proportional to 46,036.41, 69,056.10 and 12,756.80 is: 19,135.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,036.41 : 69,056.10 = 12,756.80 : x
  2. Step 2: Convert to fraction form
    46,036.41/69,056.10 = 12,756.80/x
  3. Step 3: Cross multiply
    46,036.41x = 69,056.10 × 12,756.80
  4. Step 4: Simplify right side
    46,036.41x = 880,934,511.20
  5. Step 5: Solve for x
    x = 880,934,511.20/46,036.41
  6. Step 6: Final answer
    x = 19,135.60

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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.