Home / 18,459.48-25,474.05-10,075.98

Finding the Fourth Proportional to 18,459.48, 25,474.05 and 10,075.98

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Solution

The fourth proportional to 18,459.48, 25,474.05 and 10,075.98 is: 13,904.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,459.48 : 25,474.05 = 10,075.98 : x
  2. Step 2: Convert to fraction form
    18,459.48/25,474.05 = 10,075.98/x
  3. Step 3: Cross multiply
    18,459.48x = 25,474.05 × 10,075.98
  4. Step 4: Simplify right side
    18,459.48x = 256,676,018.32
  5. Step 5: Solve for x
    x = 256,676,018.32/18,459.48
  6. Step 6: Final answer
    x = 13,904.83

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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.