Home / 56,545.32-78,026.74-32,679.67

Finding the Fourth Proportional to 56,545.32, 78,026.74 and 32,679.67

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Solution

The fourth proportional to 56,545.32, 78,026.74 and 32,679.67 is: 45,094.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,545.32 : 78,026.74 = 32,679.67 : x
  2. Step 2: Convert to fraction form
    56,545.32/78,026.74 = 32,679.67/x
  3. Step 3: Cross multiply
    56,545.32x = 78,026.74 × 32,679.67
  4. Step 4: Simplify right side
    56,545.32x = 2,549,888,114.38
  5. Step 5: Solve for x
    x = 2,549,888,114.38/56,545.32
  6. Step 6: Final answer
    x = 45,094.59

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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.