Home / 18,410.04-25,406.50-10,345.08

Finding the Fourth Proportional to 18,410.04, 25,406.50 and 10,345.08

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Solution

The fourth proportional to 18,410.04, 25,406.50 and 10,345.08 is: 14,276.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,410.04 : 25,406.50 = 10,345.08 : x
  2. Step 2: Convert to fraction form
    18,410.04/25,406.50 = 10,345.08/x
  3. Step 3: Cross multiply
    18,410.04x = 25,406.50 × 10,345.08
  4. Step 4: Simplify right side
    18,410.04x = 262,832,275.02
  5. Step 5: Solve for x
    x = 262,832,275.02/18,410.04
  6. Step 6: Final answer
    x = 14,276.57

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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.