Home / 30,585.84-45,804.60-15,553.41

Finding the Fourth Proportional to 30,585.84, 45,804.60 and 15,553.41

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Solution

The fourth proportional to 30,585.84, 45,804.60 and 15,553.41 is: 23,292.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,585.84 : 45,804.60 = 15,553.41 : x
  2. Step 2: Convert to fraction form
    30,585.84/45,804.60 = 15,553.41/x
  3. Step 3: Cross multiply
    30,585.84x = 45,804.60 × 15,553.41
  4. Step 4: Simplify right side
    30,585.84x = 712,417,723.69
  5. Step 5: Solve for x
    x = 712,417,723.69/30,585.84
  6. Step 6: Final answer
    x = 23,292.40

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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.