Home / 38,014.29-52,459.40-21,018.98

Finding the Fourth Proportional to 38,014.29, 52,459.40 and 21,018.98

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Solution

The fourth proportional to 38,014.29, 52,459.40 and 21,018.98 is: 29,006.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,014.29 : 52,459.40 = 21,018.98 : x
  2. Step 2: Convert to fraction form
    38,014.29/52,459.40 = 21,018.98/x
  3. Step 3: Cross multiply
    38,014.29x = 52,459.40 × 21,018.98
  4. Step 4: Simplify right side
    38,014.29x = 1,102,642,712.02
  5. Step 5: Solve for x
    x = 1,102,642,712.02/38,014.29
  6. Step 6: Final answer
    x = 29,006.01

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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.