Home / 25,565.79-35,280.50-14,235.04

Finding the Fourth Proportional to 25,565.79, 35,280.50 and 14,235.04

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Solution

The fourth proportional to 25,565.79, 35,280.50 and 14,235.04 is: 19,644.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,565.79 : 35,280.50 = 14,235.04 : x
  2. Step 2: Convert to fraction form
    25,565.79/35,280.50 = 14,235.04/x
  3. Step 3: Cross multiply
    25,565.79x = 35,280.50 × 14,235.04
  4. Step 4: Simplify right side
    25,565.79x = 502,219,328.72
  5. Step 5: Solve for x
    x = 502,219,328.72/25,565.79
  6. Step 6: Final answer
    x = 19,644.19

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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.