Home / 47,312.02-70,966.50-19,223.78

Finding the Fourth Proportional to 47,312.02, 70,966.50 and 19,223.78

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Solution

The fourth proportional to 47,312.02, 70,966.50 and 19,223.78 is: 28,835.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,312.02 : 70,966.50 = 19,223.78 : x
  2. Step 2: Convert to fraction form
    47,312.02/70,966.50 = 19,223.78/x
  3. Step 3: Cross multiply
    47,312.02x = 70,966.50 × 19,223.78
  4. Step 4: Simplify right side
    47,312.02x = 1,364,244,383.37
  5. Step 5: Solve for x
    x = 1,364,244,383.37/47,312.02
  6. Step 6: Final answer
    x = 28,835.05

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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.