Home / 34,066.48-47,012.64-18,960.16

Finding the Fourth Proportional to 34,066.48, 47,012.64 and 18,960.16

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Solution

The fourth proportional to 34,066.48, 47,012.64 and 18,960.16 is: 26,165.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,066.48 : 47,012.64 = 18,960.16 : x
  2. Step 2: Convert to fraction form
    34,066.48/47,012.64 = 18,960.16/x
  3. Step 3: Cross multiply
    34,066.48x = 47,012.64 × 18,960.16
  4. Step 4: Simplify right side
    34,066.48x = 891,367,176.42
  5. Step 5: Solve for x
    x = 891,367,176.42/34,066.48
  6. Step 6: Final answer
    x = 26,165.52

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1.5x scale

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.