Home / 31,271.64-46,848.60-15,458.16

Finding the Fourth Proportional to 31,271.64, 46,848.60 and 15,458.16

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Solution

The fourth proportional to 31,271.64, 46,848.60 and 15,458.16 is: 23,158.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,271.64 : 46,848.60 = 15,458.16 : x
  2. Step 2: Convert to fraction form
    31,271.64/46,848.60 = 15,458.16/x
  3. Step 3: Cross multiply
    31,271.64x = 46,848.60 × 15,458.16
  4. Step 4: Simplify right side
    31,271.64x = 724,193,154.58
  5. Step 5: Solve for x
    x = 724,193,154.58/31,271.64
  6. Step 6: Final answer
    x = 23,158.14

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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.