Home / 47,235.63-70,852.35-19,148.18

Finding the Fourth Proportional to 47,235.63, 70,852.35 and 19,148.18

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Solution

The fourth proportional to 47,235.63, 70,852.35 and 19,148.18 is: 28,721.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,235.63 : 70,852.35 = 19,148.18 : x
  2. Step 2: Convert to fraction form
    47,235.63/70,852.35 = 19,148.18/x
  3. Step 3: Cross multiply
    47,235.63x = 70,852.35 × 19,148.18
  4. Step 4: Simplify right side
    47,235.63x = 1,356,693,196.96
  5. Step 5: Solve for x
    x = 1,356,693,196.96/47,235.63
  6. Step 6: Final answer
    x = 28,721.82

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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.