Home / 30,835.04-42,504.82-25,159.77

Finding the Fourth Proportional to 30,835.04, 42,504.82 and 25,159.77

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Solution

The fourth proportional to 30,835.04, 42,504.82 and 25,159.77 is: 34,681.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,835.04 : 42,504.82 = 25,159.77 : x
  2. Step 2: Convert to fraction form
    30,835.04/42,504.82 = 25,159.77/x
  3. Step 3: Cross multiply
    30,835.04x = 42,504.82 × 25,159.77
  4. Step 4: Simplify right side
    30,835.04x = 1,069,411,432.19
  5. Step 5: Solve for x
    x = 1,069,411,432.19/30,835.04
  6. Step 6: Final answer
    x = 34,681.70

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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.