Home / 43,150.47-64,741.29-15,074.67

Finding the Fourth Proportional to 43,150.47, 64,741.29 and 15,074.67

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Solution

The fourth proportional to 43,150.47, 64,741.29 and 15,074.67 is: 22,617.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,150.47 : 64,741.29 = 15,074.67 : x
  2. Step 2: Convert to fraction form
    43,150.47/64,741.29 = 15,074.67/x
  3. Step 3: Cross multiply
    43,150.47x = 64,741.29 × 15,074.67
  4. Step 4: Simplify right side
    43,150.47x = 975,953,582.12
  5. Step 5: Solve for x
    x = 975,953,582.12/43,150.47
  6. Step 6: Final answer
    x = 22,617.45

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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.