Home / 35,430.04-48,892.84-19,515.96

Finding the Fourth Proportional to 35,430.04, 48,892.84 and 19,515.96

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Solution

The fourth proportional to 35,430.04, 48,892.84 and 19,515.96 is: 26,931.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,430.04 : 48,892.84 = 19,515.96 : x
  2. Step 2: Convert to fraction form
    35,430.04/48,892.84 = 19,515.96/x
  3. Step 3: Cross multiply
    35,430.04x = 48,892.84 × 19,515.96
  4. Step 4: Simplify right side
    35,430.04x = 954,190,709.73
  5. Step 5: Solve for x
    x = 954,190,709.73/35,430.04
  6. Step 6: Final answer
    x = 26,931.69

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1.5x scale

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.