Home / 47,897.04-71,846.46-12,836.40

Finding the Fourth Proportional to 47,897.04, 71,846.46 and 12,836.40

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Solution

The fourth proportional to 47,897.04, 71,846.46 and 12,836.40 is: 19,254.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,897.04 : 71,846.46 = 12,836.40 : x
  2. Step 2: Convert to fraction form
    47,897.04/71,846.46 = 12,836.40/x
  3. Step 3: Cross multiply
    47,897.04x = 71,846.46 × 12,836.40
  4. Step 4: Simplify right side
    47,897.04x = 922,249,899.14
  5. Step 5: Solve for x
    x = 922,249,899.14/47,897.04
  6. Step 6: Final answer
    x = 19,254.84

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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.