Home / 15,686.71-23,527.63-4,590.79

Finding the Fourth Proportional to 15,686.71, 23,527.63 and 4,590.79

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Solution

The fourth proportional to 15,686.71, 23,527.63 and 4,590.79 is: 6,885.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,686.71 : 23,527.63 = 4,590.79 : x
  2. Step 2: Convert to fraction form
    15,686.71/23,527.63 = 4,590.79/x
  3. Step 3: Cross multiply
    15,686.71x = 23,527.63 × 4,590.79
  4. Step 4: Simplify right side
    15,686.71x = 108,010,408.53
  5. Step 5: Solve for x
    x = 108,010,408.53/15,686.71
  6. Step 6: Final answer
    x = 6,885.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.