Home / 11,085.77-15,300.26-10,587.53

Finding the Fourth Proportional to 11,085.77, 15,300.26 and 10,587.53

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Solution

The fourth proportional to 11,085.77, 15,300.26 and 10,587.53 is: 14,612.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,085.77 : 15,300.26 = 10,587.53 : x
  2. Step 2: Convert to fraction form
    11,085.77/15,300.26 = 10,587.53/x
  3. Step 3: Cross multiply
    11,085.77x = 15,300.26 × 10,587.53
  4. Step 4: Simplify right side
    11,085.77x = 161,991,961.76
  5. Step 5: Solve for x
    x = 161,991,961.76/11,085.77
  6. Step 6: Final answer
    x = 14,612.60

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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.