Home / 48,038.04-66,323.36-31,068.30

Finding the Fourth Proportional to 48,038.04, 66,323.36 and 31,068.30

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Solution

The fourth proportional to 48,038.04, 66,323.36 and 31,068.30 is: 42,894.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,038.04 : 66,323.36 = 31,068.30 : x
  2. Step 2: Convert to fraction form
    48,038.04/66,323.36 = 31,068.30/x
  3. Step 3: Cross multiply
    48,038.04x = 66,323.36 × 31,068.30
  4. Step 4: Simplify right side
    48,038.04x = 2,060,554,123.16
  5. Step 5: Solve for x
    x = 2,060,554,123.16/48,038.04
  6. Step 6: Final answer
    x = 42,894.22

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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.