Home / 48,683.08-72,971.06-19,095.40

Finding the Fourth Proportional to 48,683.08, 72,971.06 and 19,095.40

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Solution

The fourth proportional to 48,683.08, 72,971.06 and 19,095.40 is: 28,622.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,683.08 : 72,971.06 = 19,095.40 : x
  2. Step 2: Convert to fraction form
    48,683.08/72,971.06 = 19,095.40/x
  3. Step 3: Cross multiply
    48,683.08x = 72,971.06 × 19,095.40
  4. Step 4: Simplify right side
    48,683.08x = 1,393,411,579.12
  5. Step 5: Solve for x
    x = 1,393,411,579.12/48,683.08
  6. Step 6: Final answer
    x = 28,622.09

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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.