Home / 34,790.77-48,011.26-18,875.21

Finding the Fourth Proportional to 34,790.77, 48,011.26 and 18,875.21

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Solution

The fourth proportional to 34,790.77, 48,011.26 and 18,875.21 is: 26,047.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,790.77 : 48,011.26 = 18,875.21 : x
  2. Step 2: Convert to fraction form
    34,790.77/48,011.26 = 18,875.21/x
  3. Step 3: Cross multiply
    34,790.77x = 48,011.26 × 18,875.21
  4. Step 4: Simplify right side
    34,790.77x = 906,222,782.54
  5. Step 5: Solve for x
    x = 906,222,782.54/34,790.77
  6. Step 6: Final answer
    x = 26,047.80

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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.