Home / 30,394.11-45,590.70-15,594.48

Finding the Fourth Proportional to 30,394.11, 45,590.70 and 15,594.48

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Solution

The fourth proportional to 30,394.11, 45,590.70 and 15,594.48 is: 23,391.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,394.11 : 45,590.70 = 15,594.48 : x
  2. Step 2: Convert to fraction form
    30,394.11/45,590.70 = 15,594.48/x
  3. Step 3: Cross multiply
    30,394.11x = 45,590.70 × 15,594.48
  4. Step 4: Simplify right side
    30,394.11x = 710,963,259.34
  5. Step 5: Solve for x
    x = 710,963,259.34/30,394.11
  6. Step 6: Final answer
    x = 23,391.48

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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.