Home / 31,812.60-47,718.90-11,036.10

Finding the Fourth Proportional to 31,812.60, 47,718.90 and 11,036.10

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Solution

The fourth proportional to 31,812.60, 47,718.90 and 11,036.10 is: 16,554.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,812.60 : 47,718.90 = 11,036.10 : x
  2. Step 2: Convert to fraction form
    31,812.60/47,718.90 = 11,036.10/x
  3. Step 3: Cross multiply
    31,812.60x = 47,718.90 × 11,036.10
  4. Step 4: Simplify right side
    31,812.60x = 526,630,552.29
  5. Step 5: Solve for x
    x = 526,630,552.29/31,812.60
  6. Step 6: Final answer
    x = 16,554.15

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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.