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Finding the Fourth Proportional to 35,604.54, 53,398.80 and 15,870.51

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Solution

The fourth proportional to 35,604.54, 53,398.80 and 15,870.51 is: 23,802.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,604.54 : 53,398.80 = 15,870.51 : x
  2. Step 2: Convert to fraction form
    35,604.54/53,398.80 = 15,870.51/x
  3. Step 3: Cross multiply
    35,604.54x = 53,398.80 × 15,870.51
  4. Step 4: Simplify right side
    35,604.54x = 847,466,189.39
  5. Step 5: Solve for x
    x = 847,466,189.39/35,604.54
  6. Step 6: Final answer
    x = 23,802.19

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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.