Home / 15,592.36-21,501.08-10,280.38

Finding the Fourth Proportional to 15,592.36, 21,501.08 and 10,280.38

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Solution

The fourth proportional to 15,592.36, 21,501.08 and 10,280.38 is: 14,176.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,592.36 : 21,501.08 = 10,280.38 : x
  2. Step 2: Convert to fraction form
    15,592.36/21,501.08 = 10,280.38/x
  3. Step 3: Cross multiply
    15,592.36x = 21,501.08 × 10,280.38
  4. Step 4: Simplify right side
    15,592.36x = 221,039,272.81
  5. Step 5: Solve for x
    x = 221,039,272.81/15,592.36
  6. Step 6: Final answer
    x = 14,176.13

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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.