Home / 35,293.59-48,705.30-19,378.35

Finding the Fourth Proportional to 35,293.59, 48,705.30 and 19,378.35

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Solution

The fourth proportional to 35,293.59, 48,705.30 and 19,378.35 is: 26,742.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,293.59 : 48,705.30 = 19,378.35 : x
  2. Step 2: Convert to fraction form
    35,293.59/48,705.30 = 19,378.35/x
  3. Step 3: Cross multiply
    35,293.59x = 48,705.30 × 19,378.35
  4. Step 4: Simplify right side
    35,293.59x = 943,828,350.26
  5. Step 5: Solve for x
    x = 943,828,350.26/35,293.59
  6. Step 6: Final answer
    x = 26,742.20

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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.