Home / 53,098.84-79,648.15-15,685.18

Finding the Fourth Proportional to 53,098.84, 79,648.15 and 15,685.18

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Solution

The fourth proportional to 53,098.84, 79,648.15 and 15,685.18 is: 23,527.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,098.84 : 79,648.15 = 15,685.18 : x
  2. Step 2: Convert to fraction form
    53,098.84/79,648.15 = 15,685.18/x
  3. Step 3: Cross multiply
    53,098.84x = 79,648.15 × 15,685.18
  4. Step 4: Simplify right side
    53,098.84x = 1,249,295,569.42
  5. Step 5: Solve for x
    x = 1,249,295,569.42/53,098.84
  6. Step 6: Final answer
    x = 23,527.74

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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.