Home / 28,602.06-42,900.36-17,503.04

Finding the Fourth Proportional to 28,602.06, 42,900.36 and 17,503.04

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Solution

The fourth proportional to 28,602.06, 42,900.36 and 17,503.04 is: 26,252.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,602.06 : 42,900.36 = 17,503.04 : x
  2. Step 2: Convert to fraction form
    28,602.06/42,900.36 = 17,503.04/x
  3. Step 3: Cross multiply
    28,602.06x = 42,900.36 × 17,503.04
  4. Step 4: Simplify right side
    28,602.06x = 750,886,502.59
  5. Step 5: Solve for x
    x = 750,886,502.59/28,602.06
  6. Step 6: Final answer
    x = 26,252.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.