Home / 10,895.76-15,108.84-10,526.40

Finding the Fourth Proportional to 10,895.76, 15,108.84 and 10,526.40

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Solution

The fourth proportional to 10,895.76, 15,108.84 and 10,526.40 is: 14,596.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,895.76 : 15,108.84 = 10,526.40 : x
  2. Step 2: Convert to fraction form
    10,895.76/15,108.84 = 10,526.40/x
  3. Step 3: Cross multiply
    10,895.76x = 15,108.84 × 10,526.40
  4. Step 4: Simplify right side
    10,895.76x = 159,041,693.38
  5. Step 5: Solve for x
    x = 159,041,693.38/10,895.76
  6. Step 6: Final answer
    x = 14,596.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.