Home / 21,377.15-32,032.91-13,044.68

Finding the Fourth Proportional to 21,377.15, 32,032.91 and 13,044.68

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Solution

The fourth proportional to 21,377.15, 32,032.91 and 13,044.68 is: 19,547.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,377.15 : 32,032.91 = 13,044.68 : x
  2. Step 2: Convert to fraction form
    21,377.15/32,032.91 = 13,044.68/x
  3. Step 3: Cross multiply
    21,377.15x = 32,032.91 × 13,044.68
  4. Step 4: Simplify right side
    21,377.15x = 417,859,060.42
  5. Step 5: Solve for x
    x = 417,859,060.42/21,377.15
  6. Step 6: Final answer
    x = 19,547.00

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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.