Home / 30,244.48-45,337.92-14,640.64

Finding the Fourth Proportional to 30,244.48, 45,337.92 and 14,640.64

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Solution

The fourth proportional to 30,244.48, 45,337.92 and 14,640.64 is: 21,947.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,244.48 : 45,337.92 = 14,640.64 : x
  2. Step 2: Convert to fraction form
    30,244.48/45,337.92 = 14,640.64/x
  3. Step 3: Cross multiply
    30,244.48x = 45,337.92 × 14,640.64
  4. Step 4: Simplify right side
    30,244.48x = 663,776,165.07
  5. Step 5: Solve for x
    x = 663,776,165.07/30,244.48
  6. Step 6: Final answer
    x = 21,947.02

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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.