Home / 32,888.86-49,328.40-12,107.50

Finding the Fourth Proportional to 32,888.86, 49,328.40 and 12,107.50

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Solution

The fourth proportional to 32,888.86, 49,328.40 and 12,107.50 is: 18,159.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,888.86 : 49,328.40 = 12,107.50 : x
  2. Step 2: Convert to fraction form
    32,888.86/49,328.40 = 12,107.50/x
  3. Step 3: Cross multiply
    32,888.86x = 49,328.40 × 12,107.50
  4. Step 4: Simplify right side
    32,888.86x = 597,243,603
  5. Step 5: Solve for x
    x = 597,243,603/32,888.86
  6. Step 6: Final answer
    x = 18,159.45

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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.