Home / 51,335.24-70,835.40-28,671.08

Finding the Fourth Proportional to 51,335.24, 70,835.40 and 28,671.08

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Solution

The fourth proportional to 51,335.24, 70,835.40 and 28,671.08 is: 39,562.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,335.24 : 70,835.40 = 28,671.08 : x
  2. Step 2: Convert to fraction form
    51,335.24/70,835.40 = 28,671.08/x
  3. Step 3: Cross multiply
    51,335.24x = 70,835.40 × 28,671.08
  4. Step 4: Simplify right side
    51,335.24x = 2,030,927,420.23
  5. Step 5: Solve for x
    x = 2,030,927,420.23/51,335.24
  6. Step 6: Final answer
    x = 39,562.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.