Home / 35,020.40-48,327.93-19,913.06

Finding the Fourth Proportional to 35,020.40, 48,327.93 and 19,913.06

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Solution

The fourth proportional to 35,020.40, 48,327.93 and 19,913.06 is: 27,479.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,020.40 : 48,327.93 = 19,913.06 : x
  2. Step 2: Convert to fraction form
    35,020.40/48,327.93 = 19,913.06/x
  3. Step 3: Cross multiply
    35,020.40x = 48,327.93 × 19,913.06
  4. Step 4: Simplify right side
    35,020.40x = 962,356,969.77
  5. Step 5: Solve for x
    x = 962,356,969.77/35,020.40
  6. Step 6: Final answer
    x = 27,479.90

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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.