Home / 30,219.30-45,312.69-26,717.67

Finding the Fourth Proportional to 30,219.30, 45,312.69 and 26,717.67

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Solution

The fourth proportional to 30,219.30, 45,312.69 and 26,717.67 is: 40,062.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,219.30 : 45,312.69 = 26,717.67 : x
  2. Step 2: Convert to fraction form
    30,219.30/45,312.69 = 26,717.67/x
  3. Step 3: Cross multiply
    30,219.30x = 45,312.69 × 26,717.67
  4. Step 4: Simplify right side
    30,219.30x = 1,210,649,498.23
  5. Step 5: Solve for x
    x = 1,210,649,498.23/30,219.30
  6. Step 6: Final answer
    x = 40,062.13

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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.