Home / 35,139.34-52,726.33-16,420.67

Finding the Fourth Proportional to 35,139.34, 52,726.33 and 16,420.67

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Solution

The fourth proportional to 35,139.34, 52,726.33 and 16,420.67 is: 24,639.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,139.34 : 52,726.33 = 16,420.67 : x
  2. Step 2: Convert to fraction form
    35,139.34/52,726.33 = 16,420.67/x
  3. Step 3: Cross multiply
    35,139.34x = 52,726.33 × 16,420.67
  4. Step 4: Simplify right side
    35,139.34x = 865,801,665.24
  5. Step 5: Solve for x
    x = 865,801,665.24/35,139.34
  6. Step 6: Final answer
    x = 24,639.10

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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.