Home / 26,432.19-39,587.43-15,311.28

Finding the Fourth Proportional to 26,432.19, 39,587.43 and 15,311.28

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Solution

The fourth proportional to 26,432.19, 39,587.43 and 15,311.28 is: 22,931.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,432.19 : 39,587.43 = 15,311.28 : x
  2. Step 2: Convert to fraction form
    26,432.19/39,587.43 = 15,311.28/x
  3. Step 3: Cross multiply
    26,432.19x = 39,587.43 × 15,311.28
  4. Step 4: Simplify right side
    26,432.19x = 606,134,225.21
  5. Step 5: Solve for x
    x = 606,134,225.21/26,432.19
  6. Step 6: Final answer
    x = 22,931.67

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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.