Home / 52,397.23-78,548.43-19,109.49

Finding the Fourth Proportional to 52,397.23, 78,548.43 and 19,109.49

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Solution

The fourth proportional to 52,397.23, 78,548.43 and 19,109.49 is: 28,646.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,397.23 : 78,548.43 = 19,109.49 : x
  2. Step 2: Convert to fraction form
    52,397.23/78,548.43 = 19,109.49/x
  3. Step 3: Cross multiply
    52,397.23x = 78,548.43 × 19,109.49
  4. Step 4: Simplify right side
    52,397.23x = 1,501,020,214.70
  5. Step 5: Solve for x
    x = 1,501,020,214.70/52,397.23
  6. Step 6: Final answer
    x = 28,646.94

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1.5x scale

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.