Home / 18,541.63-25,587.47-10,043.76

Finding the Fourth Proportional to 18,541.63, 25,587.47 and 10,043.76

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Solution

The fourth proportional to 18,541.63, 25,587.47 and 10,043.76 is: 13,860.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,541.63 : 25,587.47 = 10,043.76 : x
  2. Step 2: Convert to fraction form
    18,541.63/25,587.47 = 10,043.76/x
  3. Step 3: Cross multiply
    18,541.63x = 25,587.47 × 10,043.76
  4. Step 4: Simplify right side
    18,541.63x = 256,994,407.69
  5. Step 5: Solve for x
    x = 256,994,407.69/18,541.63
  6. Step 6: Final answer
    x = 13,860.40

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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.