Home / 56,438.16-84,703.95-28,366.26

Finding the Fourth Proportional to 56,438.16, 84,703.95 and 28,366.26

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Solution

The fourth proportional to 56,438.16, 84,703.95 and 28,366.26 is: 42,572.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,438.16 : 84,703.95 = 28,366.26 : x
  2. Step 2: Convert to fraction form
    56,438.16/84,703.95 = 28,366.26/x
  3. Step 3: Cross multiply
    56,438.16x = 84,703.95 × 28,366.26
  4. Step 4: Simplify right side
    56,438.16x = 2,402,734,268.73
  5. Step 5: Solve for x
    x = 2,402,734,268.73/56,438.16
  6. Step 6: Final answer
    x = 42,572.87

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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.