Home / 25,271.81-34,873.86-13,941.93

Finding the Fourth Proportional to 25,271.81, 34,873.86 and 13,941.93

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Solution

The fourth proportional to 25,271.81, 34,873.86 and 13,941.93 is: 19,239.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,271.81 : 34,873.86 = 13,941.93 : x
  2. Step 2: Convert to fraction form
    25,271.81/34,873.86 = 13,941.93/x
  3. Step 3: Cross multiply
    25,271.81x = 34,873.86 × 13,941.93
  4. Step 4: Simplify right side
    25,271.81x = 486,208,914.95
  5. Step 5: Solve for x
    x = 486,208,914.95/25,271.81
  6. Step 6: Final answer
    x = 19,239.18

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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.