Home / 15,985.08-22,058.73-9,270.18

Finding the Fourth Proportional to 15,985.08, 22,058.73 and 9,270.18

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Solution

The fourth proportional to 15,985.08, 22,058.73 and 9,270.18 is: 12,792.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,985.08 : 22,058.73 = 9,270.18 : x
  2. Step 2: Convert to fraction form
    15,985.08/22,058.73 = 9,270.18/x
  3. Step 3: Cross multiply
    15,985.08x = 22,058.73 × 9,270.18
  4. Step 4: Simplify right side
    15,985.08x = 204,488,397.67
  5. Step 5: Solve for x
    x = 204,488,397.67/15,985.08
  6. Step 6: Final answer
    x = 12,792.45

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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.