Home / 18,746.57-25,870.29-10,363.07

Finding the Fourth Proportional to 18,746.57, 25,870.29 and 10,363.07

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Solution

The fourth proportional to 18,746.57, 25,870.29 and 10,363.07 is: 14,301.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,746.57 : 25,870.29 = 10,363.07 : x
  2. Step 2: Convert to fraction form
    18,746.57/25,870.29 = 10,363.07/x
  3. Step 3: Cross multiply
    18,746.57x = 25,870.29 × 10,363.07
  4. Step 4: Simplify right side
    18,746.57x = 268,095,626.19
  5. Step 5: Solve for x
    x = 268,095,626.19/18,746.57
  6. Step 6: Final answer
    x = 14,301.05

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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.