Home / 58,281.18-80,428.35-34,419.63

Finding the Fourth Proportional to 58,281.18, 80,428.35 and 34,419.63

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Solution

The fourth proportional to 58,281.18, 80,428.35 and 34,419.63 is: 47,499.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,281.18 : 80,428.35 = 34,419.63 : x
  2. Step 2: Convert to fraction form
    58,281.18/80,428.35 = 34,419.63/x
  3. Step 3: Cross multiply
    58,281.18x = 80,428.35 × 34,419.63
  4. Step 4: Simplify right side
    58,281.18x = 2,768,314,048.51
  5. Step 5: Solve for x
    x = 2,768,314,048.51/58,281.18
  6. Step 6: Final answer
    x = 47,499.28

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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.