Home / 35,228.28-48,615.04-19,312.40

Finding the Fourth Proportional to 35,228.28, 48,615.04 and 19,312.40

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Solution

The fourth proportional to 35,228.28, 48,615.04 and 19,312.40 is: 26,651.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,228.28 : 48,615.04 = 19,312.40 : x
  2. Step 2: Convert to fraction form
    35,228.28/48,615.04 = 19,312.40/x
  3. Step 3: Cross multiply
    35,228.28x = 48,615.04 × 19,312.40
  4. Step 4: Simplify right side
    35,228.28x = 938,873,098.50
  5. Step 5: Solve for x
    x = 938,873,098.50/35,228.28
  6. Step 6: Final answer
    x = 26,651.12

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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.