Home / 35,130.53-48,479.11-19,214.64

Finding the Fourth Proportional to 35,130.53, 48,479.11 and 19,214.64

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Solution

The fourth proportional to 35,130.53, 48,479.11 and 19,214.64 is: 26,515.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,130.53 : 48,479.11 = 19,214.64 : x
  2. Step 2: Convert to fraction form
    35,130.53/48,479.11 = 19,214.64/x
  3. Step 3: Cross multiply
    35,130.53x = 48,479.11 × 19,214.64
  4. Step 4: Simplify right side
    35,130.53x = 931,508,598.13
  5. Step 5: Solve for x
    x = 931,508,598.13/35,130.53
  6. Step 6: Final answer
    x = 26,515.64

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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.