Home / 35,308.16-48,726-19,393.76

Finding the Fourth Proportional to 35,308.16, 48,726 and 19,393.76

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Solution

The fourth proportional to 35,308.16, 48,726 and 19,393.76 is: 26,763.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,308.16 : 48,726 = 19,393.76 : x
  2. Step 2: Convert to fraction form
    35,308.16/48,726 = 19,393.76/x
  3. Step 3: Cross multiply
    35,308.16x = 48,726 × 19,393.76
  4. Step 4: Simplify right side
    35,308.16x = 944,980,349.76
  5. Step 5: Solve for x
    x = 944,980,349.76/35,308.16
  6. Step 6: Final answer
    x = 26,763.79

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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.