Home / 34,502.51-47,617.83-21,070.91

Finding the Fourth Proportional to 34,502.51, 47,617.83 and 21,070.91

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Solution

The fourth proportional to 34,502.51, 47,617.83 and 21,070.91 is: 29,080.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,502.51 : 47,617.83 = 21,070.91 : x
  2. Step 2: Convert to fraction form
    34,502.51/47,617.83 = 21,070.91/x
  3. Step 3: Cross multiply
    34,502.51x = 47,617.83 × 21,070.91
  4. Step 4: Simplify right side
    34,502.51x = 1,003,350,772.24
  5. Step 5: Solve for x
    x = 1,003,350,772.24/34,502.51
  6. Step 6: Final answer
    x = 29,080.52

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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.