Home / 15,526.01-21,450.95-10,831.25

Finding the Fourth Proportional to 15,526.01, 21,450.95 and 10,831.25

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Solution

The fourth proportional to 15,526.01, 21,450.95 and 10,831.25 is: 14,964.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,526.01 : 21,450.95 = 10,831.25 : x
  2. Step 2: Convert to fraction form
    15,526.01/21,450.95 = 10,831.25/x
  3. Step 3: Cross multiply
    15,526.01x = 21,450.95 × 10,831.25
  4. Step 4: Simplify right side
    15,526.01x = 232,340,548.03
  5. Step 5: Solve for x
    x = 232,340,548.03/15,526.01
  6. Step 6: Final answer
    x = 14,964.60

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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.