Home / 42,953.63-59,301.92-28,075.55

Finding the Fourth Proportional to 42,953.63, 59,301.92 and 28,075.55

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Solution

The fourth proportional to 42,953.63, 59,301.92 and 28,075.55 is: 38,761.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,953.63 : 59,301.92 = 28,075.55 : x
  2. Step 2: Convert to fraction form
    42,953.63/59,301.92 = 28,075.55/x
  3. Step 3: Cross multiply
    42,953.63x = 59,301.92 × 28,075.55
  4. Step 4: Simplify right side
    42,953.63x = 1,664,933,793.74
  5. Step 5: Solve for x
    x = 1,664,933,793.74/42,953.63
  6. Step 6: Final answer
    x = 38,761.19

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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.