Home / 39,118.90-58,688.60-16,927.08

Finding the Fourth Proportional to 39,118.90, 58,688.60 and 16,927.08

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Solution

The fourth proportional to 39,118.90, 58,688.60 and 16,927.08 is: 25,395.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,118.90 : 58,688.60 = 16,927.08 : x
  2. Step 2: Convert to fraction form
    39,118.90/58,688.60 = 16,927.08/x
  3. Step 3: Cross multiply
    39,118.90x = 58,688.60 × 16,927.08
  4. Step 4: Simplify right side
    39,118.90x = 993,426,417.79
  5. Step 5: Solve for x
    x = 993,426,417.79/39,118.90
  6. Step 6: Final answer
    x = 25,395.05

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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.