Home / 13,058.38-19,587.48-5,267.08

Finding the Fourth Proportional to 13,058.38, 19,587.48 and 5,267.08

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Solution

The fourth proportional to 13,058.38, 19,587.48 and 5,267.08 is: 7,900.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,058.38 : 19,587.48 = 5,267.08 : x
  2. Step 2: Convert to fraction form
    13,058.38/19,587.48 = 5,267.08/x
  3. Step 3: Cross multiply
    13,058.38x = 19,587.48 × 5,267.08
  4. Step 4: Simplify right side
    13,058.38x = 103,168,824.16
  5. Step 5: Solve for x
    x = 103,168,824.16/13,058.38
  6. Step 6: Final answer
    x = 7,900.58

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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.