Home / 15,570.19-23,255.95-14,087.11

Finding the Fourth Proportional to 15,570.19, 23,255.95 and 14,087.11

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Solution

The fourth proportional to 15,570.19, 23,255.95 and 14,087.11 is: 21,040.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,570.19 : 23,255.95 = 14,087.11 : x
  2. Step 2: Convert to fraction form
    15,570.19/23,255.95 = 14,087.11/x
  3. Step 3: Cross multiply
    15,570.19x = 23,255.95 × 14,087.11
  4. Step 4: Simplify right side
    15,570.19x = 327,609,125.80
  5. Step 5: Solve for x
    x = 327,609,125.80/15,570.19
  6. Step 6: Final answer
    x = 21,040.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.