Home / 30,010.60-44,988.38-11,528.68

Finding the Fourth Proportional to 30,010.60, 44,988.38 and 11,528.68

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Solution

The fourth proportional to 30,010.60, 44,988.38 and 11,528.68 is: 17,282.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,010.60 : 44,988.38 = 11,528.68 : x
  2. Step 2: Convert to fraction form
    30,010.60/44,988.38 = 11,528.68/x
  3. Step 3: Cross multiply
    30,010.60x = 44,988.38 × 11,528.68
  4. Step 4: Simplify right side
    30,010.60x = 518,656,636.74
  5. Step 5: Solve for x
    x = 518,656,636.74/30,010.60
  6. Step 6: Final answer
    x = 17,282.45

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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.