Home / 18,526.72-25,564.08-10,461.28

Finding the Fourth Proportional to 18,526.72, 25,564.08 and 10,461.28

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Solution

The fourth proportional to 18,526.72, 25,564.08 and 10,461.28 is: 14,434.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,526.72 : 25,564.08 = 10,461.28 : x
  2. Step 2: Convert to fraction form
    18,526.72/25,564.08 = 10,461.28/x
  3. Step 3: Cross multiply
    18,526.72x = 25,564.08 × 10,461.28
  4. Step 4: Simplify right side
    18,526.72x = 267,432,998.82
  5. Step 5: Solve for x
    x = 267,432,998.82/18,526.72
  6. Step 6: Final answer
    x = 14,434.99

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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.