Home / 15,518.37-21,426.06-14,526.93

Finding the Fourth Proportional to 15,518.37, 21,426.06 and 14,526.93

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Solution

The fourth proportional to 15,518.37, 21,426.06 and 14,526.93 is: 20,057.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,518.37 : 21,426.06 = 14,526.93 : x
  2. Step 2: Convert to fraction form
    15,518.37/21,426.06 = 14,526.93/x
  3. Step 3: Cross multiply
    15,518.37x = 21,426.06 × 14,526.93
  4. Step 4: Simplify right side
    15,518.37x = 311,254,873.80
  5. Step 5: Solve for x
    x = 311,254,873.80/15,518.37
  6. Step 6: Final answer
    x = 20,057.19

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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.