Home / 56,897.51-85,348.42-21,355.25

Finding the Fourth Proportional to 56,897.51, 85,348.42 and 21,355.25

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Solution

The fourth proportional to 56,897.51, 85,348.42 and 21,355.25 is: 32,033.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,897.51 : 85,348.42 = 21,355.25 : x
  2. Step 2: Convert to fraction form
    56,897.51/85,348.42 = 21,355.25/x
  3. Step 3: Cross multiply
    56,897.51x = 85,348.42 × 21,355.25
  4. Step 4: Simplify right side
    56,897.51x = 1,822,636,366.07
  5. Step 5: Solve for x
    x = 1,822,636,366.07/56,897.51
  6. Step 6: Final answer
    x = 32,033.68

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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.