Home / 42,870.04-64,281.02-29,376.44

Finding the Fourth Proportional to 42,870.04, 64,281.02 and 29,376.44

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Solution

The fourth proportional to 42,870.04, 64,281.02 and 29,376.44 is: 44,048.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,870.04 : 64,281.02 = 29,376.44 : x
  2. Step 2: Convert to fraction form
    42,870.04/64,281.02 = 29,376.44/x
  3. Step 3: Cross multiply
    42,870.04x = 64,281.02 × 29,376.44
  4. Step 4: Simplify right side
    42,870.04x = 1,888,347,527.17
  5. Step 5: Solve for x
    x = 1,888,347,527.17/42,870.04
  6. Step 6: Final answer
    x = 44,048.19

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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.