Home / 46,931.81-64,765.37-25,421.15

Finding the Fourth Proportional to 46,931.81, 64,765.37 and 25,421.15

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Solution

The fourth proportional to 46,931.81, 64,765.37 and 25,421.15 is: 35,080.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,931.81 : 64,765.37 = 25,421.15 : x
  2. Step 2: Convert to fraction form
    46,931.81/64,765.37 = 25,421.15/x
  3. Step 3: Cross multiply
    46,931.81x = 64,765.37 × 25,421.15
  4. Step 4: Simplify right side
    46,931.81x = 1,646,410,220.38
  5. Step 5: Solve for x
    x = 1,646,410,220.38/46,931.81
  6. Step 6: Final answer
    x = 35,080.90

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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.