Home / 30,248.90-45,348.83-13,596.74

Finding the Fourth Proportional to 30,248.90, 45,348.83 and 13,596.74

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Solution

The fourth proportional to 30,248.90, 45,348.83 and 13,596.74 is: 20,384.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,248.90 : 45,348.83 = 13,596.74 : x
  2. Step 2: Convert to fraction form
    30,248.90/45,348.83 = 13,596.74/x
  3. Step 3: Cross multiply
    30,248.90x = 45,348.83 × 13,596.74
  4. Step 4: Simplify right side
    30,248.90x = 616,596,250.81
  5. Step 5: Solve for x
    x = 616,596,250.81/30,248.90
  6. Step 6: Final answer
    x = 20,384.09

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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.