Home / 28,303.19-39,058.58-17,699.03

Finding the Fourth Proportional to 28,303.19, 39,058.58 and 17,699.03

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Solution

The fourth proportional to 28,303.19, 39,058.58 and 17,699.03 is: 24,424.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,303.19 : 39,058.58 = 17,699.03 : x
  2. Step 2: Convert to fraction form
    28,303.19/39,058.58 = 17,699.03/x
  3. Step 3: Cross multiply
    28,303.19x = 39,058.58 × 17,699.03
  4. Step 4: Simplify right side
    28,303.19x = 691,298,979.18
  5. Step 5: Solve for x
    x = 691,298,979.18/28,303.19
  6. Step 6: Final answer
    x = 24,424.77

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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.