Home / 38,710.03-58,051.10-13,402.67

Finding the Fourth Proportional to 38,710.03, 58,051.10 and 13,402.67

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Solution

The fourth proportional to 38,710.03, 58,051.10 and 13,402.67 is: 20,099.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,710.03 : 58,051.10 = 13,402.67 : x
  2. Step 2: Convert to fraction form
    38,710.03/58,051.10 = 13,402.67/x
  3. Step 3: Cross multiply
    38,710.03x = 58,051.10 × 13,402.67
  4. Step 4: Simplify right side
    38,710.03x = 778,039,669.42
  5. Step 5: Solve for x
    x = 778,039,669.42/38,710.03
  6. Step 6: Final answer
    x = 20,099.18

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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.