Home / 27,117.13-40,658.28-13,058.77

Finding the Fourth Proportional to 27,117.13, 40,658.28 and 13,058.77

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Solution

The fourth proportional to 27,117.13, 40,658.28 and 13,058.77 is: 19,579.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,117.13 : 40,658.28 = 13,058.77 : x
  2. Step 2: Convert to fraction form
    27,117.13/40,658.28 = 13,058.77/x
  3. Step 3: Cross multiply
    27,117.13x = 40,658.28 × 13,058.77
  4. Step 4: Simplify right side
    27,117.13x = 530,947,127.12
  5. Step 5: Solve for x
    x = 530,947,127.12/27,117.13
  6. Step 6: Final answer
    x = 19,579.77

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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.