Home / 25,020-34,527.60-13,842.72

Finding the Fourth Proportional to 25,020, 34,527.60 and 13,842.72

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Solution

The fourth proportional to 25,020, 34,527.60 and 13,842.72 is: 19,102.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,020 : 34,527.60 = 13,842.72 : x
  2. Step 2: Convert to fraction form
    25,020/34,527.60 = 13,842.72/x
  3. Step 3: Cross multiply
    25,020x = 34,527.60 × 13,842.72
  4. Step 4: Simplify right side
    25,020x = 477,955,899.07
  5. Step 5: Solve for x
    x = 477,955,899.07/25,020
  6. Step 6: Final answer
    x = 19,102.95

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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.