Home / 48,303.35-72,446.81-12,765.08

Finding the Fourth Proportional to 48,303.35, 72,446.81 and 12,765.08

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Solution

The fourth proportional to 48,303.35, 72,446.81 and 12,765.08 is: 19,145.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,303.35 : 72,446.81 = 12,765.08 : x
  2. Step 2: Convert to fraction form
    48,303.35/72,446.81 = 12,765.08/x
  3. Step 3: Cross multiply
    48,303.35x = 72,446.81 × 12,765.08
  4. Step 4: Simplify right side
    48,303.35x = 924,788,963.16
  5. Step 5: Solve for x
    x = 924,788,963.16/48,303.35
  6. Step 6: Final answer
    x = 19,145.44

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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.