Home / 35,428.80-48,897.12-26,916.96

Finding the Fourth Proportional to 35,428.80, 48,897.12 and 26,916.96

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Solution

The fourth proportional to 35,428.80, 48,897.12 and 26,916.96 is: 37,149.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,428.80 : 48,897.12 = 26,916.96 : x
  2. Step 2: Convert to fraction form
    35,428.80/48,897.12 = 26,916.96/x
  3. Step 3: Cross multiply
    35,428.80x = 48,897.12 × 26,916.96
  4. Step 4: Simplify right side
    35,428.80x = 1,316,161,823.16
  5. Step 5: Solve for x
    x = 1,316,161,823.16/35,428.80
  6. Step 6: Final answer
    x = 37,149.49

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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.