Home / 34,487.04-47,590.74-19,379.64

Finding the Fourth Proportional to 34,487.04, 47,590.74 and 19,379.64

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Solution

The fourth proportional to 34,487.04, 47,590.74 and 19,379.64 is: 26,743.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,487.04 : 47,590.74 = 19,379.64 : x
  2. Step 2: Convert to fraction form
    34,487.04/47,590.74 = 19,379.64/x
  3. Step 3: Cross multiply
    34,487.04x = 47,590.74 × 19,379.64
  4. Step 4: Simplify right side
    34,487.04x = 922,291,408.53
  5. Step 5: Solve for x
    x = 922,291,408.53/34,487.04
  6. Step 6: Final answer
    x = 26,743.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.