Home / 52,283.47-72,157.40-31,062.82

Finding the Fourth Proportional to 52,283.47, 72,157.40 and 31,062.82

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Solution

The fourth proportional to 52,283.47, 72,157.40 and 31,062.82 is: 42,870.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,283.47 : 72,157.40 = 31,062.82 : x
  2. Step 2: Convert to fraction form
    52,283.47/72,157.40 = 31,062.82/x
  3. Step 3: Cross multiply
    52,283.47x = 72,157.40 × 31,062.82
  4. Step 4: Simplify right side
    52,283.47x = 2,241,411,811.77
  5. Step 5: Solve for x
    x = 2,241,411,811.77/52,283.47
  6. Step 6: Final answer
    x = 42,870.38

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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.