Home / 35,045.34-48,363.93-20,897.88

Finding the Fourth Proportional to 35,045.34, 48,363.93 and 20,897.88

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Solution

The fourth proportional to 35,045.34, 48,363.93 and 20,897.88 is: 28,839.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,045.34 : 48,363.93 = 20,897.88 : x
  2. Step 2: Convert to fraction form
    35,045.34/48,363.93 = 20,897.88/x
  3. Step 3: Cross multiply
    35,045.34x = 48,363.93 × 20,897.88
  4. Step 4: Simplify right side
    35,045.34x = 1,010,703,605.47
  5. Step 5: Solve for x
    x = 1,010,703,605.47/35,045.34
  6. Step 6: Final answer
    x = 28,839.89

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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.