Home / 34,790.88-48,011.46-18,875.28

Finding the Fourth Proportional to 34,790.88, 48,011.46 and 18,875.28

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Solution

The fourth proportional to 34,790.88, 48,011.46 and 18,875.28 is: 26,047.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,790.88 : 48,011.46 = 18,875.28 : x
  2. Step 2: Convert to fraction form
    34,790.88/48,011.46 = 18,875.28/x
  3. Step 3: Cross multiply
    34,790.88x = 48,011.46 × 18,875.28
  4. Step 4: Simplify right side
    34,790.88x = 906,229,750.71
  5. Step 5: Solve for x
    x = 906,229,750.71/34,790.88
  6. Step 6: Final answer
    x = 26,047.91

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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.