Home / 35,430.53-48,894.18-19,515.02

Finding the Fourth Proportional to 35,430.53, 48,894.18 and 19,515.02

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Solution

The fourth proportional to 35,430.53, 48,894.18 and 19,515.02 is: 26,930.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,430.53 : 48,894.18 = 19,515.02 : x
  2. Step 2: Convert to fraction form
    35,430.53/48,894.18 = 19,515.02/x
  3. Step 3: Cross multiply
    35,430.53x = 48,894.18 × 19,515.02
  4. Step 4: Simplify right side
    35,430.53x = 954,170,900.58
  5. Step 5: Solve for x
    x = 954,170,900.58/35,430.53
  6. Step 6: Final answer
    x = 26,930.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.