Home / 47,228.02-70,855.81-17,639.05

Finding the Fourth Proportional to 47,228.02, 70,855.81 and 17,639.05

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Solution

The fourth proportional to 47,228.02, 70,855.81 and 17,639.05 is: 26,463.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,228.02 : 70,855.81 = 17,639.05 : x
  2. Step 2: Convert to fraction form
    47,228.02/70,855.81 = 17,639.05/x
  3. Step 3: Cross multiply
    47,228.02x = 70,855.81 × 17,639.05
  4. Step 4: Simplify right side
    47,228.02x = 1,249,828,954.14
  5. Step 5: Solve for x
    x = 1,249,828,954.14/47,228.02
  6. Step 6: Final answer
    x = 26,463.72

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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.