Home / 47,317.04-70,974-19,228.76

Finding the Fourth Proportional to 47,317.04, 70,974 and 19,228.76

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Solution

The fourth proportional to 47,317.04, 70,974 and 19,228.76 is: 28,842.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,317.04 : 70,974 = 19,228.76 : x
  2. Step 2: Convert to fraction form
    47,317.04/70,974 = 19,228.76/x
  3. Step 3: Cross multiply
    47,317.04x = 70,974 × 19,228.76
  4. Step 4: Simplify right side
    47,317.04x = 1,364,742,012.24
  5. Step 5: Solve for x
    x = 1,364,742,012.24/47,317.04
  6. Step 6: Final answer
    x = 28,842.51

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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.