Home / 54,462.02-81,690.80-15,018.08

Finding the Fourth Proportional to 54,462.02, 81,690.80 and 15,018.08

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Solution

The fourth proportional to 54,462.02, 81,690.80 and 15,018.08 is: 22,526.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,462.02 : 81,690.80 = 15,018.08 : x
  2. Step 2: Convert to fraction form
    54,462.02/81,690.80 = 15,018.08/x
  3. Step 3: Cross multiply
    54,462.02x = 81,690.80 × 15,018.08
  4. Step 4: Simplify right side
    54,462.02x = 1,226,838,486.12
  5. Step 5: Solve for x
    x = 1,226,838,486.12/54,462.02
  6. Step 6: Final answer
    x = 22,526.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.